arielrhine20 arielrhine20
  • 14-01-2021
  • Mathematics
contestada

16. Find the value of y. ​

16 Find the value of y class=

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karmayangchen552 karmayangchen552
  • 14-01-2021

y + (2x -12) = 180 (since they are supplementary angles)

(2x-12) = 96 ( since they are alternate exterior angle)

2x = 96 + 12

2x = 108

x = 108/2

x = 54.

y+( 2x-12)=180

y+(2× 54 -12) = 180

y + (108-12) = 180

y + 96 = 180

y= 180-96

y = 84.

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