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kalise24
kalise24 kalise24
  • 07-02-2017
  • Mathematics
Answered

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Verified Answer :

matthewbranch98 matthewbranch98
  • 07-02-2017

The angles of a triangle add up to 180 degrees

65 + 3x - 10 + 2x = 180
5x + 55 = 180
5x = 180 - 55
5x = 125
x = 125/5
x = 25 <====

m < B = 3x - 10 = 3(25) - 10 = 75 - 10 = 65 <== B is 65 degrees
m < C = 2x......= 2(25) = 50 <== C is 50

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