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23-05-2021
Mathematics

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The radius of a circle is 8 meters. What is the length of a 180° arc?

The radius of a circle is 8 meters What is the length of a 180 arc class=

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FancyBun FancyBun

23-05-2021

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

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