marcuscray marcuscray
  • 22-11-2020
  • Mathematics
contestada

Find the value of x.

Find the value of x class=

Respuesta :

mckennahall mckennahall
  • 22-11-2020

Answer:

57 degrees

Step-by-step explanation

Answer Link
Аноним Аноним
  • 22-11-2020

Answer:

x = 57

Step-by-step explanation:

So we know all triangles add up to 180 degrees. And that supplementary angles add up to 180 degrees.

So, we can do that missing angle + 138 = 180

180 - 138 = 42

180 - 42 - 81 = x = 57

Answer Link

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