Two parallel lines are cut by a transversal. What is the measure of <1? A 80 В. 180 C. 100 D. 90

Question

asked Jul 19, 2022 193k views

2 Answers

Racetrack · Answer 1 · 2022-07-24T09:48:52+0000

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Answer:

C. 100°

Explanation:

Consecutive (same-side) exterior angles are supplementary.

∠1 = 180° -∠7 = 180° -80°

∠1 = 100°