Which of the following uses the correct formula to find the approximate circumference of a circle that has a radius of 450?

Question

A). C ≈ 3.14 ⋅ 150

B). C ≈ 3.14 ⋅ 450 ÷ 2

C). C≈2⋅3.14⋅450

D). C≈3.14⋅4502

Answer 1

C). C≈2⋅3.14⋅450

This formula correctly calculates the circumference of a circle with a radius of 450 using the formula C = 2πr.