Answer: 1) 57 degrees
2) 50 degrees
3) a- 58 degrees, b- 32 degrees
Step-by-step explanation:
78, 52, and the number inbetween = 180
if u find the inbetween number it will be vertically opposite to a
A. is 20ft I believe but I don't know the other one
It would be d because you would subtract 52 from 17 to get the answer then add the number you got to 17 to get 52.

Factor the denominators.

Adjust fractions based on LCM.

Denominators are same, so add the fractions.

Expand the numerator.
