Calculate using Shape and SpaceAIM Qualifications Other General Qualification Foundations for Learning Revision

    This subtopic develops essential practical numeracy by applying mathematical properties of 2D shapes, perimeter, area, and volume to real-life scenarios su

    Topic Synopsis

    This subtopic develops essential practical numeracy by applying mathematical properties of 2D shapes, perimeter, area, and volume to real-life scenarios such as DIY projects, gardening, and interior design. Learners explore how to accurately draw and manipulate shapes on grids, fostering spatial reasoning and problem-solving skills crucial for everyday tasks and vocational contexts.

    Key Concepts & Core Principles

    Exam Tips & Revision Strategies

    Common Misconceptions & Mistakes to Avoid

    Examiner Marking Points

    Calculate using Shape and Space

    AIM QUALIFICATIONS
    vocational

    This element develops practical skills in applying mathematical concepts of shape and space to real-world contexts. Learners will engage with identifying properties of regular 2D shapes, drawing them accurately on grids in various orientations, and computing perimeters, areas, and volumes of simple shapes. Mastery of these skills underpins tasks in construction, design, and everyday problem-solving.

    38
    Learning Outcomes
    49
    Assessment Guidance
    55
    Key Skills
    39
    Key Terms
    57
    Assessment Criteria

    Assessment criteria

    AIM Qualifications Level 2 Certificate in Personal and Social Development Skills
    AIM Qualifications Level 2 Extended Award in Personal and Social Development Skills
    AIM Qualifications Level 1 Award in Personal and Social Development Skills
    AIM Qualifications Level 1 Extended Certificate in Personal and Social Development Skills
    AIM Qualifications Level 1 Certificate in Personal and Social Development Skills
    AIM Qualifications Level 1 Extended Award in Personal and Social Development Skills
    AIM Qualifications Entry 3 Extended Certificate in Personal and Social Development Skills
    AIM Qualifications Entry 3 Extended Award in Personal and Social Development Skills
    AIM Qualifications Entry 3 Certificate in Personal and Social Development Skills
    AIM Qualifications Level 1 Diploma in Personal and Social Development Skills
    AIM Qualifications Entry 3 Diploma in Personal and Social Development Skills

    Topic Overview

    The AIM Qualifications Level 1 Extended Certificate in Personal and Social Development Skills is designed to help you build essential life skills that are crucial for success in education, employment, and everyday life. This qualification covers a range of topics including communication, teamwork, problem-solving, and self-management. By completing this certificate, you will develop the confidence and ability to work effectively with others, manage your own learning, and make informed decisions about your future.

    This qualification is part of the Foundations for Learning suite, which aims to provide a solid base for further study or entry into the workplace. It is particularly valuable for students who may not have achieved formal qualifications at Level 1 or who need to strengthen their personal and social skills before progressing to higher levels. The content is practical and applied, meaning you will learn by doing activities such as group projects, presentations, and self-reflection exercises.

    Mastering these skills is important because they are transferable to any career or educational path. Employers and colleges look for individuals who can communicate clearly, work in teams, and solve problems independently. This certificate gives you a recognised qualification that demonstrates you have these abilities, making you stand out in applications and interviews.

    Key Concepts

    Core ideas you must understand for this topic

    • Communication: Understanding verbal and non-verbal communication, active listening, and adapting your message for different audiences.
    • Teamwork: Learning how to contribute to group tasks, respect others' opinions, and resolve conflicts constructively.
    • Problem-solving: Identifying problems, breaking them down into steps, and evaluating solutions.
    • Self-management: Setting goals, managing time effectively, and reflecting on your own progress and learning.

    Learning Objectives

    What you need to know and understand

    • Solve contextual problems using properties of regular polygons, including symmetry and angles.
    • Accurately draw 2D shapes in different orientations using grid references and coordinates.
    • Calculate the perimeter of composite rectilinear shapes.
    • Determine the area of triangles, rectangles, and parallelograms using standard formulae.
    • Compute volumes of cubes, cuboids, and right prisms in practical scenarios.
    • Apply unit conversions consistently when solving multi-step shape and space problems.
    • Solve real-life problems using the properties of regular 2D shapes
    • Draw 2D shapes accurately in different orientations on grid paper
    • Calculate the perimeter of polygons and circles
    • Determine the area of rectangles, triangles, and composite shapes
    • Compute the volume of cubes, cuboids, and simple prisms
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Identify and apply the mathematical properties of regular 2D shapes to solve practical problems
    • Accurately draw 2D shapes in various orientations on grid paper to demonstrate spatial awareness
    • Calculate the perimeters of simple shapes using appropriate units and methods
    • Determine the areas of simple shapes by selecting and applying the correct formula
    • Compute the volumes of simple three-dimensional shapes from given dimensions
    • Apply perimeter, area, and volume calculations to plan and evaluate real-life tasks
    • Identify and describe the properties of squares, rectangles, triangles, and circles.
    • Draw regular 2D shapes accurately on square grids in different orientations.
    • Apply the formula for perimeter to solve practical problems involving straight-sided shapes.
    • Demonstrate the calculation of area by counting squares and using formulas for rectangles and triangles.
    • Calculate the volume of cubes and cuboids using standard formulas.
    • Solve real-life problems involving perimeter, area, and volume in context.
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Identify and describe the mathematical properties of regular 2D shapes.
    • Accurately draw 2D shapes in various orientations on grids.
    • Calculate the perimeters of simple compound shapes using correct formulas.
    • Apply appropriate formulas to calculate the areas of simple shapes.
    • Determine the volumes of simple three-dimensional shapes.
    • Identify and describe properties of regular 2D shapes (e.g., number of sides, corners).
    • Draw 2D shapes accurately on grids in different orientations.
    • Calculate the perimeter of squares, rectangles, and triangles.
    • Determine the area of squares and rectangles using multiplication.
    • Calculate the volume of cubes and cuboids in cubic units.
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes

    Assessment Criteria

    Key criteria assessors look for in your portfolio

    • Award credit for correctly identifying the number of sides, vertices, and lines of symmetry in a named regular polygon.
    • Expect accurate plotting of shapes on a coordinate grid, with vertices clearly labelled.
    • Look for use of correct units (mm, cm, m) and explicit formula application in perimeter calculations.
    • Require substitution of given dimensions into area formulae, showing clear working.
    • Check for correct volume unit (cubic units) and conversion between cubic centimetres and litres where relevant.
    • Evidence of checking reasonableness of answers against estimated values.
    • Award credit for correct application of perimeter formulas for rectangles and triangles
    • Expect shapes to be drawn with accurate side lengths and orientations on grids
    • Check for correct substitution into area formulas, including squared units
    • Ensure volume calculations use appropriate cubic units and show working
    • Award credit for accurately applying properties of regular 2D shapes (e.g., number of sides, symmetry) to solve contextual problems.
    • Expect learners to draw 2D shapes with correct proportions and orientations on grid paper, demonstrating understanding of coordinate systems.
    • Mark for correct use of formulas and units when calculating perimeters and areas of simple shapes (rectangles, triangles, circles).
    • Assess ability to calculate volumes of simple 3D shapes (cubes, cuboids) using appropriate units and showing working.
    • Award credit for correctly identifying shape properties (e.g., number of sides, symmetry) when solving problems
    • Expect accurate representation of shapes on grids, including correct orientation and proportional scaling
    • Assess perimeter calculations: correct addition of side lengths and use of units (e.g., cm, m)
    • Check area calculations: correct formula selection and substitution, with unit² notation
    • Verify volume calculations: correct multiplication and use of unit³, with clear working shown
    • Look for application of these skills to a contextualised scenario (e.g., calculating paint needed for a wall)
    • Award credit for correctly naming and stating properties (sides, corners) of regular 2D shapes.
    • Credit accurate representation of shapes on grid paper, with attention to orientation and scale.
    • Expect correct substitution into the formula: Perimeter = sum of all sides or 2(l+w) for rectangles.
    • Mark for using appropriate units (cm, m, cm², m², cm³, m³) in all calculations.
    • Credit correct counting of squares to estimate area where formula not directly applicable.
    • Award marks for demonstrating logical steps when calculating volume, including formula writing.
    • Award credit for correctly identifying and applying properties of regular 2D shapes (e.g., number of sides, symmetry) to solve contextual problems.
    • Evidence must include accurately drawn 2D shapes on grids, demonstrating correct orientation and use of coordinates or grid references.
    • To demonstrate perimeter calculation, learners should show the addition of all side lengths, including unit notation, for at least two simple shapes.
    • Area calculations must be supported by correct use of formulas (e.g., length × width for rectangles) and appropriate unit squared notation.
    • Volume calculations require correct formula application (e.g., length × width × height) and unit cubed notation for simple cuboids.
    • Award credit for correctly identifying and using properties of regular 2D shapes (e.g., number of sides, equal angles) to solve contextual problems.
    • Award credit for accurately drawing 2D shapes (e.g., squares, rectangles, triangles) in different orientations on a grid, with correct proportions and alignment.
    • Award credit for calculating the perimeter of simple rectilinear shapes by summing side lengths, with correct unit notation (e.g., cm, m).
    • Award credit for correctly calculating the area of squares and rectangles using the formula length × width, expressing the result in square units (e.g., cm², m²).
    • Award credit for computing the volume of cubes and cuboids using the formula length × width × height, with units cubed (e.g., cm³, m³), and applying this to real-life examples.
    • Award credit for selecting the appropriate measure (perimeter, area, or volume) based on the context of the problem.
    • Award credit for correctly identifying shapes and their properties (e.g., number of sides, symmetry).
    • Mark for accurate drawing on grids, including correct orientation, size, and neatness.
    • Expect correct addition of all side lengths for perimeter, with appropriate units (e.g., cm).
    • Credit for selecting and applying correct area formula, with answer expressed in square units.
    • For volume tasks, look for use of length x width x height (or area of base x height) and correct cubic units.
    • Award credit for correctly identifying shape properties in a problem context.
    • Evidence of accurately drawing shapes on grids with correct orientation and proportions.
    • Accurate calculation of perimeter with correct units (e.g., cm).
    • Correct formula application for area of rectangles (length x width).
    • Volume calculation of cubes/cuboids using length x width x height with appropriate units.
    • Award credit for correctly identifying and applying the formula for perimeter by summing all side lengths, including showing working for compound shapes.
    • Award credit for accurate calculation of area using length × width for rectangles, with units clearly stated (e.g., cm²).
    • Award credit for drawing 2D shapes in different orientations on grids, ensuring correct proportions and use of grid squares as unit measures.
    • Award credit for solving volume problems by multiplying length × width × height for cubes and cuboids, demonstrating understanding of cubic units.
    • Award credit for recognising and using the properties of regular 2D shapes (e.g., equal sides, right angles) to derive missing dimensions in problems.
    • Award credit for correctly identifying properties of regular 2D shapes (e.g., number of sides, equal lengths, symmetry) and applying them to solve problems.
    • Expect accurate representation of 2D shapes on grids, including correct placement of vertices and consistent orientation as per instructions.
    • Evidence must show correct addition of all side lengths for perimeter calculations, with appropriate linear units (e.g., cm, m).
    • Look for correct application of area formulas (e.g., length × width for rectangles) or accurate counting of grid squares, with unit notation (e.g., cm²).
    • Assessor should observe correct use of volume formulas (e.g., length × width × height) for simple shapes like cubes and cuboids, with units noted as cm³ or m³.

    Assessment Guidance

    Guidance for achieving higher grades

    • 💡Always write down the relevant formula before substituting numbers to secure method marks.
    • 💡Double-check unit conversions, especially when moving between linear, square, and cubic measures.
    • 💡Practise drawing shapes on grids from descriptions to improve spatial visualization.
    • 💡In problem-solving questions, break down complex shapes into simpler ones to calculate perimeters and areas systematically.
    • 💡Always write down the formula before substituting values to earn method marks
    • 💡Label your answers with the correct units (e.g., cm², m³) and check if they are squared or cubed
    • 💡On grid paper, use the grid lines to ensure shapes are drawn to scale and precisely oriented
    • 💡Double-check arithmetic, especially when converting between units or working with composite shapes
    • 💡Always write down the formula before substituting values to reduce errors and demonstrate understanding.
    • 💡Double-check measurements and calculations, especially when converting between units (e.g., mm to cm).
    • 💡Use a ruler and count grid squares carefully when drawing shapes on grids to ensure accuracy.
    • 💡For problem-solving tasks, annotate the given shape with its dimensions before starting calculations.
    • 💡Remember to state the units clearly: perimeter (e.g., cm), area (e.g., cm²), volume (e.g., cm³).
    • 💡Always write down the formula first before substituting values to avoid mixing up operations
    • 💡Label all answers with correct units and check if squared or cubed is needed
    • 💡Use the grid lines as guides when drawing shapes; count squares carefully for accuracy
    • 💡In problem-solving questions, highlight key measurements and what you are asked to find (perimeter, area, or volume)
    • 💡Show all steps of calculations, even simple ones, to gain method marks if the final answer is wrong
    • 💡Always write down the relevant formula before substituting numbers to reduce errors.
    • 💡Double-check that you have included all sides when adding for perimeter.
    • 💡When counting squares on a grid, tick off each square systematically to avoid miscounts.
    • 💡Remember to convert all measurements to the same units before calculating area or volume.
    • 💡Label your answers clearly with the correct unit symbol and check it matches the measurement type.
    • 💡Always double-check units: perimeter is linear (e.g., cm), area is square (e.g., cm²), volume is cubic (e.g., cm³).
    • 💡When drawing on grids, use a ruler and count squares carefully to maintain accurate dimensions.
    • 💡In problem-solving questions, highlight the required shape property or measurement to ensure the correct formula is selected.
    • 💡Present working clearly step-by-step; marks are often awarded for method even if the final answer is slightly off.
    • 💡Carefully read the problem to identify whether it requires perimeter, area, or volume, and underline key words like 'fence' (perimeter), 'cover' (area), or 'fill' (volume).
    • 💡Always write down the formula you are using before substituting numbers, and show your working clearly.
    • 💡Double-check your unit conversions: ensure all measurements are in the same unit before calculating.
    • 💡When drawing on grids, count the squares carefully for each side and use a ruler to maintain straight lines and accuracy.
    • 💡After calculating, sanity-check your answer: does it make sense for the context? For example, a room volume should be larger than its floor area.
    • 💡Practice drawing shapes in different orientations on plain grids to become confident in visualising rotations and reflections.
    • 💡Show all working out—method marks may be awarded even if the final answer is incorrect.
    • 💡Double-check you have used the correct units and squared or cubed them appropriately.
    • 💡For drawing tasks, count grid squares carefully and use a ruler for straight lines.
    • 💡If you are unsure, break compound shapes into simpler parts to calculate perimeter or area step by step.
    • 💡Always show working out step-by-step for perimeter, area, and volume calculations.
    • 💡Use the grid squares to check side lengths when drawing shapes; count carefully.
    • 💡Memorise the simple formulas: perimeter = sum of sides; area = length x width; volume = length x width x height.
    • 💡Double-check that units match the measurement (e.g., cm, cm², cm³).
    • 💡Always write down the formula you are using before substituting numbers, as this demonstrates understanding and earns method marks even if the final answer is incorrect.
    • 💡For drawing tasks, lightly sketch the shape in pencil first, then check your grid counts and orientation before finalising, to avoid errors that are difficult to correct.
    • 💡Double-check that your answer makes sense in the context of the question—e.g., a volume of 1000 cm³ for a small box is unrealistic, so re-evaluate your measurements.
    • 💡Practise breaking down compound shapes into simpler rectangles and squares, as this skill is frequently assessed and simplifies both perimeter and area calculations.
    • 💡Show all working step-by-step to maximise method marks, even if the final answer is incorrect.
    • 💡Use a ruler and sharp pencil for drawing shapes on grids; ensure vertices align precisely with grid intersections.
    • 💡Practice unit conversions (e.g., mm to cm) as questions may require answers in specific units.
    • 💡Carefully read whether the question asks for perimeter or area, and label your answers with the correct units.
    • 💡Use specific examples from your own experiences in assessments. For instance, when discussing teamwork, describe a real group project you worked on, what your role was, and how you handled challenges.
    • 💡Always link your answers to the assessment criteria. Read the question carefully and ensure you address each part, using keywords from the criteria to show you understand what is being asked.
    • 💡Reflect on your learning journey. In self-assessment tasks, show how you have developed over time by comparing your skills at the start and end of the course.

    Common Mistakes

    Common errors to avoid in your coursework

    • Confusing area and perimeter, leading to incorrect formula selection.
    • Using incorrect orientation when drawing shapes on grids, resulting in misaligned sides.
    • Forgetting to square or cube units when calculating area and volume respectively.
    • Misapplying the formula for area of a triangle by omitting the factor of 1/2.
    • Assuming all prisms have the same volume formula without considering base area.
    • Confusing perimeter with area, leading to wrong formula selection or unit errors
    • Using the slant height instead of the perpendicular height in triangle area calculations
    • Omitting to halve the product of base and height when finding a triangle's area
    • Using diameter where radius is required in circle perimeter and area problems
    • Confusing perimeter and area formulas, e.g., using length × width for perimeter.
    • Misidentifying shapes or their properties, such as assuming all triangles are equilateral.
    • Using incorrect units, such as cm for area instead of cm², or omitting units entirely.
    • Inaccurate drawing due to miscounting grid squares or misaligning vertices when orienting shapes.
    • Forgetting to divide by two when calculating the area of a triangle.
    • Confusing perimeter and area, leading to incorrect formula choice
    • Forgetting to square or cube units when calculating area or volume
    • Misaligning shapes on grids when drawing in different orientations, distorting proportions
    • Ignoring unit conversion when dimensions are given in different units (e.g., mm to cm)
    • Assuming all shapes are regular when calculating area, failing to decompose irregular shapes
    • Omitting to double-check working for simple arithmetic errors in multi-step calculations
    • Confusing perimeter with area, often adding sides incorrectly or using area formula.
    • Miscounting squares on a grid, especially when shapes are placed diagonally.
    • Forgetting to include all sides when calculating perimeter of compound shapes.
    • Using incorrect units, e.g., writing cm for area instead of cm².
    • Misapplying the formula for area of a triangle, often forgetting to halve the base × height.
    • Calculating volume as area of one face instead of multiplying by depth.
    • Confusing the formulas for perimeter, area, and volume, leading to incorrect unit notation (e.g., using cm for area instead of cm²).
    • Inaccurate measurement or counting of grid squares when drawing shapes, resulting in distorted proportions.
    • Misidentifying shape properties, such as assuming all four-sided shapes are squares.
    • Forgetting to include all sides when calculating perimeter, especially for composite shapes.
    • Confusing perimeter and area, often using the area formula when perimeter is required or vice versa.
    • Neglecting to include or incorrectly stating the units (e.g., writing cm instead of cm² for area).
    • Miscounting squares when drawing shapes on a grid, leading to inaccurate side lengths or proportions.
    • Incorrectly orienting shapes; for example, rotating a rectangle but not adjusting the drawing so that side lengths still match the grid.
    • For volume calculations, omitting the height dimension or using an incorrect formula (e.g., confusing volume with area).
    • Not recognising that all dimensions must be in the same unit before calculating (e.g., mixing cm and m).
    • Confusing perimeter with area, leading to adding only two sides or squaring incorrectly.
    • Forgetting to include all sides when calculating perimeter, especially for non-rectangular shapes.
    • Misusing units, such as giving area in cm instead of cm², or volume in cm² instead of cm³.
    • Inaccurate drawing due to miscounting grid squares or misplacing vertices.
    • Applying a formula for the wrong shape, e.g., using triangle area formula for a square.
    • Confusing area and perimeter calculations or units.
    • Incorrectly counting squares when drawing on a grid, leading to distorted shapes.
    • Forgetting to include units in final answers.
    • Misapplying the formula for volume (e.g., using area instead of volume units).
    • Confusing perimeter (distance around) with area (space inside), leading to formula mix-ups like using length × width for perimeter.
    • Misreading grid scales when drawing shapes, such as counting grid lines instead of squares, resulting in incorrect dimensions.
    • Forgetting to include all sides when calculating perimeter, especially for compound shapes or when a side length is not directly labelled.
    • Using incorrect units or omitting units entirely in area and volume answers, particularly confusing square and cubic measures.
    • Assuming all shapes are oriented upright; failing to recognise that rotation does not change properties like side lengths or area.
    • Confusing perimeter with area: adding only two sides for perimeter, or multiplying all sides for area.
    • Misidentifying shapes when rotated, e.g., calling a square a diamond, or not recognizing a rectangle when it's tilted.
    • Omitting units or using incorrect units (e.g., writing cm for area instead of cm²).
    • Miscounting grid squares when drawing or calculating area, often due to misalignment with grid lines.
    • Applying volume formulas to 2D shapes or mixing up dimensions (e.g., using height as width).
    • Misconception: Personal and social skills are just 'common sense' and don't need to be studied. Correction: While some skills may seem intuitive, this qualification teaches structured approaches and techniques that improve effectiveness, such as using the STAR method for problem-solving.
    • Misconception: Teamwork means everyone must agree all the time. Correction: Effective teamwork involves healthy debate and compromise; disagreement can lead to better solutions if managed respectfully.
    • Misconception: Self-management is only about being organised. Correction: It also includes emotional regulation, resilience, and the ability to adapt to change.

    Frequently Asked Questions

    Common questions students ask about this topic

    Before You Start

    Prior knowledge that will help with this topic

    • No formal prerequisites are required, but a willingness to participate in group activities and reflect on personal experiences is essential.
    • Basic literacy and numeracy skills at Entry Level 3 or above are helpful for completing written tasks and understanding instructions.

    Key Terminology

    Essential terms to know

    • Properties of regular 2D shapes
    • Grid-based shape construction
    • Perimeter calculation
    • Area measurement
    • Volume determination
    • Spatial reasoning
    • Properties of regular polygons
    • Grid-based shape construction
    • Perimeter and boundary measurement
    • Area of composite figures
    • Volume of cuboids and prisms
    • Practical problem-solving
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Properties of regular 2D shapes
    • Grid-based drawing and orientation
    • Perimeter calculation
    • Area calculation
    • Volume calculation
    • Real-world application
    • Properties of Regular 2D Shapes
    • Drawing Shapes on Grids
    • Calculating Perimeter
    • Measuring Area
    • Finding Volume
    • Practical Application
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Properties of regular 2D shapes
    • Drawing shapes on grids
    • Perimeter calculation
    • Area calculation
    • Volume calculation
    • Properties of 2D shapes
    • Grid-based drawing and orientation
    • Perimeter calculation
    • Area measurement
    • Volume of simple solids
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes
    • Be able to solve problems using the mathematical properties of regular 2D shapesBe able to draw 2D shapes in different orientations using grids Be able to calculate the perimeters of simple shapesBe able to calculate the areas of simple shapesBe able to calculate volumes of simple shapes

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