Question

The radius of a circle is 3 feet. What is the length of a 180° arc? 180° 77 Give the exact answer in simplest form. 00 r=3 ft feet​

Answer 1

Explanation:

TOTAL ( 360 degree) circumference is pi * d d = 2r = 6ft

you want 180 degrees of this

180 / 360 * pi* 6 = 1/2 * 6 pi = 3 pi ft