ariannaduarte ariannaduarte
  • 15-05-2019
  • Mathematics
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Help me solve this please

Help me solve this please class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 15-05-2019

Answer:

  x = 37

<A = 65

<B = 78

Step-by-step explanation:

Interior angles of a triangle sum = 180

so

x + 2x + 4 + 2x - 9 = 180

5x - 5 = 180

5x = 185

 x = 37

<A = 2(37) - 9 = 65

<B = 2(37) + 4 = 78

Answer

x = 37

<A = 65

<B = 78

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