A road which is 7 m wide, surrounds a circular park whose circumference is 352 m. Find
the area of the road.
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Answer:
circumference of circle=2πr
352 = 2×22/7×r
352/2 = 22/7×r
176 ÷22/7 = r
56=r
Now, radius of road +width of road = radius of circular road
= 63 m
circumference of road=2πr
=2×22/7×63
=396 m^2 Ans................
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