Circle theorems & measurements
AQA GCSE Maths revision on Circle theorems & measurements. Aligned to the AQA GCSE Mathematics 8300 specification. This bank has 16 practice questions on this topic.
Sample questions (3 of 16)
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Question 1
Pi (rounded to 2 dp)?
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Answer: 3.14
Pi is the ratio circumference / diameter. About 3.14159. For calculations: 3.14 (2dp), or use the pi button.
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Question 2
Circumference of a circle with radius 5? (use pi = 3.14)
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Answer: 31.4
Formula: C = 2 pi r (or pi x diameter). C = 2 x 3.14 x 5 = 31.4.
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Question 3
Area of a circle with radius 3? (use pi = 3.14)
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Answer: 28.26
Area = pi x r^2. With r = 3: 3.14 x 3^2 = 3.14 x 9 = 28.26.
Want to test yourself on the remaining cards for this topic?
13 more questions on Circle theorems & measurements — plus mistakes tracking and spaced repetition across the whole Maths spec.