bellad93 bellad93
  • 12-08-2020
  • Mathematics
contestada

Someone please help! Thank you

Someone please help Thank you class=

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alexavannessa87
alexavannessa87 alexavannessa87
  • 12-08-2020
I think the answer would be D, but I’m not sure.
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Аноним Аноним
  • 12-08-2020

Answer:

Hey there!

We can write a equations here:

3x+y=180

Also, since all of the angles have 3x on the outside, then y must be constant.

3y=180

y=60

Thus, for x, we have 3x+60=180, 3x=120, x=40.

2x+6y

2(40)+6(60)

80+360

440.

Let me know if this helps :)

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