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lukranit [14]
3 years ago
15

Two parallel lines cut by a transversal are shown. What is the measure of X"?

Mathematics
1 answer:
pantera1 [17]3 years ago
8 0

9514 1404 393

Answer:

  x = 10

Step-by-step explanation:

The marked angles are "alternate interior" angles, so are congruent.

  (x° +20°) = (4x° -10°)

  30 = 3x . . . . . . . . . . . . . . . divide by °, add 10-x

  10 = x . . . . . . divide by 3

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Step-by-step explanation:

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7 0
3 years ago
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3 years ago
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Step-by-step explanation:

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3 years ago
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5 0
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