madshay
madshay madshay
  • 19-07-2018
  • Mathematics
contestada

I need help on this question

I need help on this question class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 19-07-2018

Sum of three interior angles in a triangle = 180

x + 2x + 3x = 180

combine like terms

6x = 180

divide both sides by 6

x = 30

answer

30

Answer Link
Aydenasy
Aydenasy Aydenasy
  • 19-07-2018

3x + 2x + x = 180

6x = 180

x = 30

3x - 3(30) = 90

2x - 2(30) = 60

x - x = 30

I hope this helps!

-Ayden

Answer Link

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