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nataliahenderso
10.04.2020 •
Mathematics
Someone please help me with this
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Ответ:
Value of x: 72, first option
Step-by-step explanation:
The sum of angles in a triangle is 180 degrees. In order to find x, one of the angles, add the other two angle measures subtracted from the sum of angles (180) as such:
180 - (51 + 57) =
180 - 108 =
x - 72 degrees
Ответ: