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  • 03-11-2020
  • Mathematics
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devshreeneelam5599
devshreeneelam5599 devshreeneelam5599
  • 03-11-2020

Answer:

sum of all angle of triangle is equal to 180 degree

X + 34 + 31 =180

x+65=180

x=180-65

x=115

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