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What is the measure of angle A in the given triangles?

What Is The Measure Of Angle A In The Given Triangles class=

Sagot :

Answer:

Step-by-step explanation:

A + 32° + 45° = 180°

A + 77° = 180°

A = 180° - 77°

A = 103°

I hope I've helped you.

Step-by-step explanation:

A + 32 + 45 = 180 (why? Sum inside angles = 180 degrees. Proof? If you want learning proof, I show you)

A = 103

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