giannahoggan giannahoggan
  • 18-12-2018
  • Mathematics
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It says to find the value of X, having a hard time understanding how to do this one.

It says to find the value of X having a hard time understanding how to do this one class=

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mohdsalman
mohdsalman mohdsalman
  • 18-12-2018

Answer:

First Area of the triangle=180 Degree

I,e ∠A+∠B+∠C=180°

Given ∠A= 21

          ∠B=34

          ∠C=X

∠A+∠B+∠C=180°

21+ 34+ x°=180°

55+x=180°

x°= 180-55

x= 125°

Step-by-step explanation:


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