
Step-by-step explanation:

Take
as common. Then,

Answer:
Yes
Step-by-step explanation:
We can use the Pythagorean Theorem to check if this triangle is a right triangle:

Note that
and
are the legs of the triangle and
is the hypotenuse:
Substitute the lengths of the sides into the equation:


Therefore this triangle is a right triangle.
I’m sorry if I’m wrong but I believe it is >
<span>u + xy
= 20 + 9 * 8 [u = 20, x = 9, and y = 8]
= 20 + 72
= 92 Ans.</span>