Answer:
The room is not a square, because the side lengths are not equal.
Step-by-step explanation:
d= 15.26
L=13
d^2 = 1^2 + x^2
15.26^2 = 13^2 + x^2
232.8676= 169 + x^2
Subtract 169 from both sides
x= 7.99
The length of the room is 7.99 inches and 13 inches
which isn't a square