Question

Can you please help me​

Answer 1

AC = 24

Explanation:

In a rectangle, the diagonals are the same so AC = BB

3x - 9 = x + 13

3x - x = 13 + 9

2x = 22

x = 11

AC = 3x - 9 = 3(11) - 9 = 33 - 9 = 24