Question

The circumference, or perimeter, of a circle can be found by multiplying its diameter by 3.14. What is the circumference of a circle that has a diameter of 1/2 inch? Express your answer as a decimal.

Answer 1

Explanation:

r= (1/2)2

r=1/4

c=2(3.14)(1/4)

c= 1.57 inches