244.92=3.14r^2

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Solution for 244.92=3.14r^2 equation: 


Simplifying
244.92 = 3.14r2

Solving
244.92 = 3.14r2

Solving for variable 'r'.

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

Add '-3.14r2' to each side of the equation.
244.92 + -3.14r2 = 3.14r2 + -3.14r2

Combine like terms: 3.14r2 + -3.14r2 = 0.00
244.92 + -3.14r2 = 0.00

Add '-244.92' to each side of the equation.
244.92 + -244.92 + -3.14r2 = 0.00 + -244.92

Combine like terms: 244.92 + -244.92 = 0.00
0.00 + -3.14r2 = 0.00 + -244.92
-3.14r2 = 0.00 + -244.92

Combine like terms: 0.00 + -244.92 = -244.92
-3.14r2 = -244.92

Divide each side by '-3.14'.
r2 = 78

Simplifying
r2 = 78

Take the square root of each side:
r = {-8.831760866, 8.831760866}

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