Question

Find the circumference of a circle with a diameter of centimeters. Round your answer to the nearest centimeter.

Answer 1

Circumference = 2* pi * r

r = radius

r = diameter/2

r = 50/2

r = 25 cm

Circumference = 2*3.14 * 25

Circumference = 157 cm

Result = 157 cm

The second choice