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Masteriza [31]
2 years ago
11

I got test tomorrow help.​

Mathematics
1 answer:
Elena-2011 [213]2 years ago
3 0
All angles in a triangle add up to 180

So we can make an equation: 180=112+25+x+17

Add like terms

180=154+x

Move 154 to the other side as a negative number

X is equal to 26
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