43.5600=r^2

Solution for 43.5600=r^2 equation:

Simplifying
43.5600 = r2

Solving
43.5600 = r2

Solving for variable 'r'.

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

Add '-1r2' to each side of the equation.
43.5600 + -1r2 = r2 + -1r2

Combine like terms: r2 + -1r2 = 0
43.5600 + -1r2 = 0

Add '-43.5600' to each side of the equation.
43.5600 + -43.5600 + -1r2 = 0 + -43.5600

Combine like terms: 43.5600 + -43.5600 = 0.0000
0.0000 + -1r2 = 0 + -43.5600
-1r2 = 0 + -43.5600

Combine like terms: 0 + -43.5600 = -43.56
-1r2 = -43.56

Divide each side by '-1'.
r2 = 43.56

Simplifying
r2 = 43.56

Take the square root of each side:
r = {-6.6, 6.6}