How do you calculate the area of a circle?
The equation is 2πr. That is 2 x pi x the radius (not the diameter!)
NO
Related Maths GCSE answers
All answers ▸how do I solve a quadratics equation
Solve these 2 equations simultaneously: 7x+y=1 and 2x squared - y=3
[Foundation} y = 4x - 3t. x = 2 and t = 5. Work out the value of y.
What is the probability that you pick a blue ball from a bag of 3 blue balls, 4 red balls and 2 black balls