20 POINTS AVAILABLE
Is this a 45-45-90 triangle?
a. Yes, it looks like an isosceles right triangle.
b. Yes, x=9 so this is an isosceles right triangle (45-45-90).
c. No, x = 8 so the legs are not the same measure which means it cannot have the same base angle measures.
d. There is not enough information to determine the angle measures.

20 POINTS AVAILABLE Is this a 454590 triangle a Yes it looks like an isosceles right triangle b Yes x9 so this is an isosceles right triangle 454590 c No x 8 so class=