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Find the length of the arc. Use 3.14 for the value of pi.

Find the length of the arc. Use 3.14 for the value of pi.-example-1

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Given value of 3.14 as pi, angle 90 and radius 10km.

So,


\begin{gathered} =(90)/(360)*2*3.14*20 \\ =31.4km \end{gathered}

Hence, 31.4 km is the length of arc.

User Vprasad
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