Answer:
x=40
Step-by-step explanation:
Both angles are equal. So the equation needs to equal 156.
Just plug in points for x until the answer is 156.
In this case, when we plug in 40, it works!

Answer:
100 degrees
Step-by-step explanation:
It's going through 140 and 40, 180 - 40 = 140
180 cause a flat line is 180 degrees
The bottom answer m y = m h
Answer:
On what do you have a graph?
Step-by-step explanation:
Answer:
20.7
Step-by-step explanation:
cos 51 = 13/x
x = 13/cos 51
= 20.7