The answer to is 15 because your trying to make all of the angles add up to 90, which 45+30= 75 so then you only need 15 more to add up to 90.
Answer:

Then just plug in the values depending on the bridge you chose I'm pretty sure
also can I get brainliest?
When i calculated it , it says 993.813
Answer:
y=-1/3x+7
Step-by-step explanation:
y=mx+c
m=-1/3, c=7
y=-1/3x+7
Answer:
x=13
Step-by-step explanation:
since they are vertical angles, they equal each other so set both angles to have them equal each other to find x

Add 12 on both sides

Subtract tax from both sides

Divide by 2 for both sides
