Answer:
Step-by-step explanation:
The sum of the angles in a triangle is 180. So for the triangle on the right:
36 + 84 + x = 180
x = 60
The two angles in the corner add up to 90. So:
60 + y = 90
y = 30
Finally, for the triangle on the left:
30 + 86 + z = 180
z = 64
