Answer:
is the answer your looking for
Step-by-step explanation:
Answer:
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To find the area of a building.
and to make a small farm
Hey there! I"m happy to help!
The interior angles of a triangle add up to 180. We have 2 angles that have a value of x, so 2x+138=180.
We subtract 138 from both sides.
2x=42
We divide both sides by 2
x=21.
Have a wonderful day! :D
