Find the length of the gray arc in terms of pi

Simon Polak asked Dec 25, 2023

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30 votes

Simon Polak asked Dec 25, 2023

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22 votes

Given

a: angle

a = 60

r: radius

r = 3

Procedure

The length of an arc depends on the radius of a circle and the central angle θ

$\begin{gathered} s=\theta r \\ s=(1)/(3)\pi\cdot3 \\ s=\pi \end{gathered}$

The answer would be s = pi

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