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  • 25-01-2021
  • Mathematics
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please help will mark brainliest

please help will mark brainliest class=

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samg69420 samg69420
  • 25-01-2021
Since this is a triangle all the angles within the triangle add up to 180 degrees so....
82+(9x+2)+(7x)=180
82+2+16x=180
16x+84=180
16x=96
X=6
If we plug in X to angle(9x+2) and angle (7x) we will get 56 and 42. We can get angle 2 by subtracting 180-42 which is 138
FINAL ANSWER: 138 degrees
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