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Solve for x in the diagram below

Solve for x in the diagram below-example-1
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User Aldi
by
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1 Answer

4 votes
Answer: x=35

The supplementary angle with 40 and 40 degrees tells me the triangles angle is 100 degrees (40 + 40 + 100 = 180 degree)

2x + 30 = 100
-30 -30 subtract 30 from both sides
___________
2x = 70 Divide both sides by 2 to isolate x

X = 35
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User Findall
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