Question 7 AGAIN for the second time

Y = 12 cm

Step-by-step explanation:

So you see the long side labeled as Z that will always be the C in Pythagorean theorem. The X and Y side can be put on A and B. It doesn't really matter which one.

5^2 + B^2 = 13^2

25 + B squared = 169

subtract 25

B squared = 144

Square root both sides

B = 12

B is the replacement of Y

Y = 12 cm

yes

Step-by-step explanation: