The length of the minute hand of a clock is 7 cm .Find the area swept by it in one hour and 15 minutes
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Answer:
Step-by-step explanation:
In one hour, minute hand competes full circle. Therefore area covered
=pier²=22/7*7*7=154cm²(here radius is length of hand)
In 15 min it will cover 1/4 circle
Therefore area =154/4=38.5
Therefore, total area covered is 154+38.5=192.5 cm²
vishaalsar:
i am not understanding in step by step can you send me a picture please
ya sure
it helped me a lot
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