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melamori03 [73]
3 years ago
14

What is the arc length when Θ = 4 pi over 7 and the radius is 5 cm?

Mathematics
1 answer:
xxTIMURxx [149]3 years ago
8 0
\bf \textit{arc's length}\\\\
s=r\theta \qquad 
\begin{cases}
r=radius\\
\theta =angle~in\\
\qquad radians\\
------\\
r=5\\
\theta =\frac{4\pi }{7}
\end{cases}\implies s=5\cdot \cfrac{4\pi }{7}
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