Question

4. The radius of a circular hat is 3.7 inches. Find the circumference. Use 3.14 for π.

Answer 1

C = 2(3.7π) = 7.4π = 23.248 inches

Using 3.14 for π:

C = 2(3.7)(3.14) = 7.4(3.14) = 23.236 inches