A race track of a school is in the shape as given in the figure with a rectangle and semi-circular ends. Find the length of the track. The region inside the track needs to be grassed. Find the cost of grassing the region at the rate of ₹ 20 per square metre. 35m and 50m. step by step explanation please
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Step-by-step explanation:
Area of park=
where L and B are length and breadth of park.<br> =>
<br> area of bigger rectangle including path=>
<br> =>
<br> area of path=
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