SOLUTION: When a clock hand measuring cm in length moves through 40 minutes, how far does the tip move? Give your answer correct to 2 decimal places.
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Question 155242: When a clock hand measuring cm in length moves through 40 minutes, how far does the tip move? Give your answer correct to 2 decimal places.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
the circumferance of a circle with a radius of cm =2*pi*r=2*3.14*cm==6.28*cm
40/60*6.28*cm=2/3*6.28*cm=4.19*cm answer.
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