habsjajaj habsjajaj
  • 25-03-2021
  • Mathematics
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What is the measure of angle a?

What is the measure of angle a class=

Respuesta :

tman160429
tman160429 tman160429
  • 25-03-2021

Answer:

a = 63˚

Step-by-step explanation:

1. Recognize that any triangle = ∑180˚

2. 180-81-b-a=0

3. 180-117=63˚

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