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Simplifying
969.4310 = 3.14r2
Solving
969.4310 = 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.
969.4310 + -3.14r2 = 3.14r2 + -3.14r2
Combine like terms: 3.14r2 + -3.14r2 = 0.00
969.4310 + -3.14r2 = 0.00
Add '-969.4310' to each side of the equation.
969.4310 + -969.4310 + -3.14r2 = 0.00 + -969.4310
Combine like terms: 969.4310 + -969.4310 = 0.0000
0.0000 + -3.14r2 = 0.00 + -969.4310
-3.14r2 = 0.00 + -969.4310
Combine like terms: 0.00 + -969.4310 = -969.431
-3.14r2 = -969.431
Divide each side by '-3.14'.
r2 = 308.7359873
Simplifying
r2 = 308.7359873
Take the square root of each side:
r = {-17.570884648, 17.570884648}
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