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## Homework Statement

I have to derive an equation with the following variables:

T= period

m= mass

Theta= angle

l= length

and I was told to think of the period as the perimeter of a circle.

## Homework Equations

## The Attempt at a Solution

[tex]C=2\pi r,C/2=\pi r,d=\pi r,(at^2)/2=\pi r,t=\sqrt{\frac{2\pi r}{Ef/m}},t=\sqrt{\frac{2\pi rm}{sin\Theta r }}[/tex]