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 cm mm=8 10  mm=80 mm  o=2π r=2 3.1416 80502.6548 mm t1=15 min t2=12 h min=12 60  min=720 min k=t2t1=72015=4810.0208 x=o k=502.6548 0.0208=10.5 mm

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