Answer:
H = 72.6 degrees
Step-by-step explanation:
sum of angle in a triangle = 180
isosceles triangle has two sides equal
since w = 34.8
angles y + x + 34.8 = 180 degrees
y + x = 180 - 34.8
y+x = 145.2
since both sides are equal, therefore y and x angle =
145.2/2
72.6
angle y = 72.6 degrees
