What distance will pass the end of 8 cm long hour hand for 15 minutes?

Correct answer:

x =  10.5 mm

Step-by-step explanation:

r=8 10=80 mm o=2π r=2π 80=2 3.1416 80502.6548 mm k=12 6015=4810.0208 x=o k=o 481=502.6548 0.0208=10.5 mm

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