Respuesta :

Lunywolfmoon

Answer:

80 degrees

Step-by-step explanation:

100 + angle A = 180

180-100= 80

So, the measure of angle A is 80 degrees

misael2396
A. 80 degrees .
B. 90 degrees .
C. 100 degrees .
D. 180 degrees.


The answer is B

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