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HELP PLEASE!!!!!! I'm about to run out of time and I cant figure this out.

The angles of a triangle are 128º, 5x + 10º, and 9xº. What is the value of x?

User Sheron
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1 Answer

5 votes
You should know that all three angles of a triangle add to 180 degrees, so use this formula:


14x + 10 = 52

Solve to get x = 3.
User ConfusedNoob
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