11.932=3.14*x*x

Solution for 11.932=3.14*x*x equation:

Simplifying
11.932 = 3.14x * x

Multiply x * x
11.932 = 3.14x2

Solving
11.932 = 3.14x2

Solving for variable 'x'.

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

Add '-3.14x2' to each side of the equation.
11.932 + -3.14x2 = 3.14x2 + -3.14x2

Combine like terms: 3.14x2 + -3.14x2 = 0.00
11.932 + -3.14x2 = 0.00

Add '-11.932' to each side of the equation.
11.932 + -11.932 + -3.14x2 = 0.00 + -11.932

Combine like terms: 11.932 + -11.932 = 0.000
0.000 + -3.14x2 = 0.00 + -11.932
-3.14x2 = 0.00 + -11.932

Combine like terms: 0.00 + -11.932 = -11.932
-3.14x2 = -11.932

Divide each side by '-3.14'.
x2 = 3.8

Simplifying
x2 = 3.8

Take the square root of each side:
x = {-1.949358869, 1.949358869}