Match each expression with the equivalent expression.

1)2(6x + 6)

2)16x - 8

3)3(x - 2)

4)3(4x + 4)

5)4(x + 3)

Use pythagorean’s theorem and find the missing side lengths of the two smaller triangles and add them together
13^2 - 12^2 = 5
15^2 - 12^2 = 9
5+9 = 14
14 is the length of each side of the square
14^2 + 14^2 = 19.8
19.8 is the diagonal length of the inside if the square