Calculating Radius of Circle from String Length

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lha08
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Homework Statement


How can i calculate the radius of a circle given the length of string 1.2 meters that is revolving?

Homework Equations





The Attempt at a Solution

 
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You need to be more clear. What do you mean "length of string 1.2 meters that is revolving"? Do you mean that the string is wound around the circle?
 
lha08 said:

Homework Statement


How can i calculate the radius of a circle given the length of string 1.2 meters that is revolving?

Homework Equations





The Attempt at a Solution

What does the "revolving string" have to do with the circle?