The area of a circular path 3m wide surrounding a circular plot of radius 20m is???
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area of the circular path = area of outer circle - area of inner circle
= (22/7)* 23*23- (22/7)*20*20
=(22/7) (519-400)
=(22/7)* 119
=374 sq.m
= (22/7)* 23*23- (22/7)*20*20
=(22/7) (519-400)
=(22/7)* 119
=374 sq.m
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