Question

Someone help me please

Answer 1

15.66 cm

Explanation:

180-66.4=113.6°

113.6÷360=0.315555555, which equals 31.55555% of the circumference

2x3.14x7.9=49.612 would be the entire circumference.

So...

31.5555555% of 49.612=15.6554 cm