aishafarah8715
aishafarah8715 aishafarah8715
  • 24-10-2016
  • Mathematics
contestada

In the diagram, m∠COE = 55°. If m∠2 = 2x and m∠3 = x + 10, what is the measure of angle 2?
15
30
45
60

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tmloveim
tmloveim tmloveim
  • 25-10-2016
Subtract 55 from 180 total degrees of a triangle to get 125. Put 2x and x + 10 together... 3x + 10 = 125 Subtract 10 from both sides... 3x = 115 Divide by 3... x = 38.3333 Now to find the measure of angle 2... 38.333(2) = 76.66666 Don't know if that's a multiple choice question or not, but that's what I got
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rebecameyes rebecameyes
  • 19-11-2018

The answer is 30. hope I helped

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