the length of the minute hand is 5cm find the area swept by minute hand during the time period 6:05 to 6:40
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area of sphere = 4πr^2
so r= 5 cm .
so 4×3.14×5×5 = 314 m^2
area swept in 35 minutes = 35 × 314
so r= 5 cm .
so 4×3.14×5×5 = 314 m^2
area swept in 35 minutes = 35 × 314
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