Respuesta :

Answer: 8 meters

Explanation:

Calculate arc length of 180 degree

Formula: arc length = 2 x pi x r x ø/360°

pi = 3.14
r = 8m
Ø = 180°

=> Arc length = 2 x 3.14 x 8 x 180°/360°
Arc length = 2 x 3.14 x 8 x 1/2
Arc length = 3.14 x 8
Arc length = 25.12meters