3.14(r^2)=100

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Solution for 3.14(r^2)=100 equation: 


Simplifying
3.14(r2) = 100

Solving
3.14r2 = 100

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by '3.14'.
r2 = 31.84713376

Simplifying
r2 = 31.84713376

Take the square root of each side:
r = {-5.64332648, 5.64332648}

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