Mathematics GCSE
Chord versus tangent
What Chord versus tangent means in Mathematics GCSE, as defined for AQA.
Definition of Chord versus tangent
Check what you remember
Read the wording for your board, then hide it and explain Chord versus tangent in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A chord joins two points on a curve, while a tangent is a straight line that touches the curve at the required point and extends clearly on both sides.
Topics that use Chord versus tangent
- Ratio, proportion and rates of change (AQA GCSE)
Related terms
- Algebraic rearrangement of compound-unit formulae
- Checking the reasonableness
- Comparing quantities of the same kind
- compound interest
- Compound Measure
- compound unit
- constant of proportionality
- Converge
Using Chord versus tangent in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Mathematics GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge