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Question

Question 72

Find the perimeter of the given figure.

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Solution

Radius of the given figure = 6.3 m
Two sectors in the given figure is forming a semi-circle.

Perimeter
=2πr2+4r=πr+4r
=227×6.3+4×6.3=22×0.9+4×6.3=19.8+25.2=45 m

Therefore, required perimeter = 45 m


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