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Stells [14]
2 years ago
14

8. Find the arc length of a central angle of 7pi/3 in a circle whose radius is 3inches

Mathematics
1 answer:
pashok25 [27]2 years ago
4 0

\textit{arc's length}\\\\ s = r\theta ~~ \begin{cases} r=radius\\ \theta =\stackrel{radians}{angle}\\[-0.5em] \hrulefill\\ \theta =\frac{7\pi }{3}\\ r=3 \end{cases}\implies s=(3)(\frac{7\pi }{3})\implies s=7\pi \implies s\approx 21.99~in

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