If the length of minute hand is 14 CM. find the area covered by the minute hand in 5 minutes.
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swept by minute hand in 1 hour=360°
swept by minute hand in 1 min=360/60=6°
swept by minute hand in 5 minutes=6×5=30°
area of minutes hand=area of sector
area=area/360×pie(r)^2
=30/360×22/7×196
=51.33cm^2
swept by minute hand in 1 min=360/60=6°
swept by minute hand in 5 minutes=6×5=30°
area of minutes hand=area of sector
area=area/360×pie(r)^2
=30/360×22/7×196
=51.33cm^2
Pranjali22:
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sandeep
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see the pic
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