Question

What is the approximate circumference of a circle with a radius of 30 inches? Use π ≈ 3.14.

A.188.4 inches


B.62.8 inches


C.94.2 inches


D.47.1 inches

Answer 1

The circumference of a circle is the distance around the circle. The circumference of a circle is calculated by the expression:

Circumference = 2πr

Circumference = 2π(30 inches)
Circumference = 94.2 inches

Therefore, the correct answer from the choices listed above is option C. Hope this answers the question.