graciekgriffin06
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Follow these steps to apply what you have learned about the angles of a triangle.
Find m∠B : 100° + 127° + m∠B = 360°
Then, find the measure of angle A.
Which is the measure of angle A?
133°
53°
47°
80°

Follow these steps to apply what you have learned about the angles of a triangle Find mB 100 127 mB 360 Then find the measure of angle A Which is the measure of class=

Respuesta :

Undeadtillidie

Answer:

A=47 Degrees

Step-by-step explanation:

all triangles add up to 180 degrees

exterior angles add up to 180

360-100+127

360-227

133=B

180-133=47

A=47 Degrees

Answer:

47

Step-by-step explanation:

the person above me is correct:)

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