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#areasrelatedtocirclesclass10
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20. Assertion (A): The length of the minute hand of a clock is 7 cm. Then the area swept by the
minute hand in 5 minute is 77/6 cm2
.
Reason (R): The length of an arc of a sector of angle q and radius r is given by 0
2
360
l r
minute hand in 5 minute is 77/6 cm2
.
Reason (R): The length of an arc of a sector of angle q and radius r is given by 0
2
360
l r
0:03:06
0:00:08
0:00:24
0:00:10
0:18:55
0:01:38
0:05:54
0:19:18
0:00:38
0:01:00
0:13:21
0:00:20
0:00:33
0:00:58
0:00:57
0:00:30
0:05:32
1:35:29
0:00:30
0:00:55
0:00:56
0:12:23
0:23:12
0:00:58