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sergiy2304 [10]

2 years ago

8

Find the value of x that makes A||B

1 answer:

daser333 [38]2 years ago

8 0

Answer:

For lines A and B to be parallel, the Same Side Interior angles must be supplementary which means:

2x + 10 + 4x + 80 = 180

6x + 90 = 180

6x = 90

x = 15°

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