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PHOTO ATTACHED PLEASE HELP!!!

PHOTO ATTACHED PLEASE HELP!!!-example-1

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Answer:

See below.

Explanation:

Part A: The Vertical Angles Theorem states that the opposite (vertical) angles of two intersecting lines are congruent.

Part B: b & 40, a &c

Part C: a=140, b=40, c=140

Hope this helps.

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