yorbal6109
27.06.2019 •
Mathematics
Triangle angle theorems the value of x is?
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Ответ:
what you do I set 45x equal to your two other angles since the sum of those two angles is equal to that angle outside the triangle.
so you have
45x=57+x+25x
combine like terms
45x=57+26x
then subtract 26x on both sides to get
19x=57
lastly divide by 19
x=3
Ответ: