87
You can add up the angles that are labeled(73,110,and 90 because of the right angle) and get 273.
For a quadrilateral, all of the angles add up to 360.
So, subtract 360-273.
You get 87.
Hope this helps:)
The answer is D
Explanation 4 ones is 4
Answer:
0
Step-by-step explanation:
because
k c r
10 + (-10)
10 - 10=0
I think it would be 8,228 I think if it is 8000 - 18+360 hopefully I am right
