The minute hand of a clock is 12cm long .Find the area swept by it in 35minutes
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Step-by-step explanation:
area of a circle = 22/7 * r^2
area of semicircle = 22/7 * r^2 /2
area in 30 minutes = 22/7 * 12^2 /2
=226.28
area in 5min = 226.28/6
=37.7
total area in 35 min = 226.28 + 37.7
=263.98 cm^2
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