Question

What is the circumstance of a bicycle tire with a radius of 11 inches?

Answer 1

Solution :-

Circumference = 2πr

Circumference = 2 × 3.14 × 11

Circumference = 22 × 3.14

Circumference = 69.08 in

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Answer 2

Circumference = 2 x r x pi

Circumference = 2 x 11 x pi

Circumference = 22pi or 69.08 inches depending on what format the answer is supposed to be in.