SOLUTION: A coin covers 7 sq cm. How many times will the coin turn as it rolls down a meter stick?
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Question 953879: A coin covers 7 sq cm. How many times will the coin turn as it rolls down a meter stick?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A coin covers 7 sq cm.
Solve for the radius (in cms)
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How many times will the coin turn as it rolls down a meter stick?
Each turn moves the circumference.
C = (2pi*r) cm
1 meter 100 cms
# of turns = 100/C
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