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The inside perimeter of a running track ...

The inside perimeter of a running track with semi circular ends and straight parallel sides is 888 metres. The length of the each of the straight portion of sides is 180 metre. If the track has an uniform width 2.10 metres throughout, find its area, also find its external perimeter.

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The correct Answer is:
`1878.66 m^(2), 901.2 m`
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