Please help Find: ∠a ∠b ∠c

asked Feb 22, 2021 91.7k views

2 votes

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2 votes

Answer:

A-40

B-140

C-140

Explanation:

b and c are supplementary angles to angle 40.

Therefore 180-40= 140.

and opposite angles in a quadrilateral are congruent to each other.

Quervernetzt answered Feb 25, 2021

5.1k points

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