The flagpole on the roof of the Chocolate Factory is 13 cm in diameter and a perfect cylinder. If one end of a 2300-cm-long string is attached to the top of the flagpole, and wraps around the flagpole exactly 16 times before ending at the bottom of the flagpole, how tall is the flagpole? Please round to the nearest centimetre, and submit only a number.
So circumference=2*pie*r r=d/2 so =13x3.14=40.82
and the string wraps around the pole 16 times, so 16x the circumference, 40.82x16=653.12
and subtract the horizontal distance from the total length of the string to give the vertical distance 2300-653.12=1646.88cm -> rounded up to 1647
Ans:1647
feel free to criticize this I'm pretty sure my logic is sound but I only looked at the question for a min
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Member Since 16 Jun 2009Offline Dec 26 2009 01:39 PM


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