Question

A bicycle trail in the shape of a circle has a diameter of 3 miles. Michelle biked around the trail 4 times. About how far did Michelle bike? A. 19 miles B. 28 miles C. 38 miles D. 113 miles

Answer 1

C

Explanation:

The circumference of a circle can be found by multiplying the diameter by pi. Therefore, the circumference of the circle is about 9.5 miles, and biking around it 4 times would be about 38 miles. Therefore, the correct answer is choice C. Hope this helps!