3337.064=3.14r^2

Solution for 3337.064=3.14r^2 equation:

Simplifying
3337.064 = 3.14r2

Solving
3337.064 = 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.
3337.064 + -3.14r2 = 3.14r2 + -3.14r2

Combine like terms: 3.14r2 + -3.14r2 = 0.00
3337.064 + -3.14r2 = 0.00

Add '-3337.064' to each side of the equation.
3337.064 + -3337.064 + -3.14r2 = 0.00 + -3337.064

Combine like terms: 3337.064 + -3337.064 = 0.000
0.000 + -3.14r2 = 0.00 + -3337.064
-3.14r2 = 0.00 + -3337.064

Combine like terms: 0.00 + -3337.064 = -3337.064
-3.14r2 = -3337.064

Divide each side by '-3.14'.
r2 = 1062.759236

Simplifying
r2 = 1062.759236

Take the square root of each side:
r = {-32.599988282, 32.599988282}