Question #113091

This is the first year Jenna is playing softball. She has been practicing her batting. On her last swing, the bat made an arc with a radius of 48 inches and swept through 255 degree of a rotation. Assuming the arc is circular, what is the distance the tip of the bat travels to the nearest inch?

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Your answer

Expert's answer

L=πrα180L=\pi r \frac{\alpha}{180^{\circ}}

r=48inr=48 in , α=255\alpha=255^{\circ}

Then

L=π48255180=68πin.L=\pi 48\frac{255^{\circ}}{180^{\circ}}=68\pi in.


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