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  • 14-06-2020
  • Mathematics
contestada

What is m∠A?
145°
95°
50°
35°

What is mA 145 95 50 35 class=

Respuesta :

crazykoalas145 crazykoalas145
  • 14-06-2020

Answer:

35°

Step-by-step explanation:

Since all straight lines have a degree of 180, we can find the measures of the other two angles.

180-85= 95

180-130=50

The sum of the measures of the degrees in a triangle is 180. So if we add m∠A + 95+50 it should equal 180.

We can solve that equation to get the measure of ∠A.

m∠A +145=180

m∠A=35°

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