Question

HELP HELP HELP HELP !!!!!!

Answer 1

Answer:

5

Step-by-step explanation:

that is what I know and if I'm wrong please tell me right away I'll try it out again thank you

Answer 2

Answer:

5 meters

Step-by-step explanation:

The room is rectangular, so the two walls and the diagonal (distance between opposite corners) form a right triangle.

We can use $a^2 + b^2 = c^2$ to compute the other wall's length:

$13^2 = 12^2 + x^2\\169 = 144 + x^2\\25 = x^2\\x = \pm 5$