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January 28, 2015

# Homework Help: maths

Posted by beena on Tuesday, June 18, 2013 at 4:53am.

the radius of a wheel is 3 cm. what is the distance travelled by it in 15 revolution?
• maths - MathMate, Tuesday, June 18, 2013 at 6:28am

Distance travelled in one revolution
= 2 × π × r
where r is 3 cm.
Distance travelled in 15 revolutions will be 15 time the above amount.

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