if radius of circle is decreased by 30% then area decreased by????
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area of circle = 2^r
=now is decreased by 30percantage
new radius will be =0.7radius
new area = 3.14×0.7R ×^2
new area =
0.49×3.14×r^2
new area would 've circle 51 less than perchantange
=now is decreased by 30percantage
new radius will be =0.7radius
new area = 3.14×0.7R ×^2
new area =
0.49×3.14×r^2
new area would 've circle 51 less than perchantange
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