r^2*3.14=

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Solution for r^2*3.14= equation: 


Simplifying
r2 * 3.14 = 0

Reorder the terms for easier multiplication:
3.14r2 = 0

Solving
3.14r2 = 0

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 = 0

Simplifying
r2 = 0

Take the square root of each side:
r = {0}

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