Biology GCSE
cross-sectional area calculation
What cross-sectional area calculation means in Biology GCSE, as defined for OCR.
Definition of cross-sectional area calculation
Check what you remember
Read the wording for your board, then hide it and explain cross-sectional area calculation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Applying the formula A = πr² to determine the area in mm², after dividing the measured diameter by two to find the radius r.
Topics that use cross-sectional area calculation
- Monitoring and maintaining health (OCR GCSE)
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Using cross-sectional area calculation in the exam
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