An hour hand is 10 cm long. How much distance is covered by its tip in a clock, when the time changes from 12 O' clock to 3 O'clock?
- AOption (a)
10.0 cm
- BOption (b)
15.7 cm
- COption (c)
30.0 cm
- DOption (d)
71.1 cm
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Correct answer
10.0 cm



