Question

Solve for b: 8^2+b^2=12^2 *

Answer 1

8^2+ b^2 = 12^2

Solve the exponents first.

64+b^2 = 144

Subtract 64 from both sides of the equation:

b^2 = 144-64

b^2 = 80

Apply square root:

b= √80 = 8.94