1.

The length of the minute hand of a clock is 6cm . Find the area swept by the minute hand during the time period 8:05 AM and 8:45 AM.

Answer» RADIUS of SECTOR=6 cm
/alpha=240 degree
area of sector=/alpha/360*/PI*r^2
area of sector= 240/360*22/7*6*6
=75.42. ANS...........


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