hiene
24.07.2019 •
Mathematics
Factor -28x2-12x , you all for me answer these questions.
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Ответ:
Ответ:
x=60
Step-by-step explanation:
So basically the sum of interior angle of a triangle is 180.
Add all the values and make it equal to 180.
x+3/2x+1/2x=180
Then find x
3x=180
x=180/3
x=60 degrees