aaronporter292 aaronporter292
  • 06-02-2020
  • Mathematics
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what is the value of y ​

what is the value of y class=

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marcthemathtutor
marcthemathtutor marcthemathtutor
  • 06-02-2020

Answer:

65°

Step-by-step explanation:

recall that for a triangle, the exterior angle (130 deg in this case) is equal to the sum of its remote interior angles (also see attached)

this means that

130° = y° + y°

or

2y° = 130°

y = 130/2 = 65°

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