the length of minutes hand of a clock is 7 .find the area swept by the minute hand in 30 minutes
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the area swept by minute hand is 210
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r=7
#=30
area of sector=22/7*7*7*30*1/360
77/6sq.units
#=30
area of sector=22/7*7*7*30*1/360
77/6sq.units
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