Answer:
x = 90
bottom left = 90
top left = 87
top right = 98
bottom right = 85
Step-by-step explanation:
The sum of all the angles is 360
in other words x + (x-3) + (x+8) + (x-5) = 360
x + x - 3 + x + 8 + x - 5 = 360
4x = 360
x = 90
then plug that in for each angle
