If m∠A =91° and m∠B = 40°, find m∠1.

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asked Jun 10, 2018 2.3k views

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PlushyObject · Answer 1 · 2018-06-15T02:13:13+0000

Assuming this is a triangle, all three angles should add to 180º
91 + 40 + x = 180
131 + x = 180
Subtract 131 from both sides
x = 49
The measure of angle 1 is 49º

If m∠A =91° and m∠B = 40°, find m∠1.

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