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4 votes
Can someone help with this problem

Can someone help with this problem-example-1

2 Answers

5 votes

Answer:

x = 15

Explanation:

If A parallel to B then ∠ 2 and ∠ 4 are same- side interior angles and sum to 180° , then

2x + 10 + 4x + 80 = 180 , that is

6x + 90 = 180 ( subtract 90 from both sides )

6x = 90 ( divide both sides by 6 )

x = 15

User Klaus
by
6.0k points
1 vote

which one.

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Explanation:

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User JSAddict
by
5.7k points