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A triangle has angles that measure 54.6° and 17.8°. Which equation can be used to find the value of x, the measure of the third angle in the triangle?
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A triangle has angles that measure 54.6° and 17.8°. Which equation can be used to find the value of x, the measure of the third angle in the triangle?

User Stack Undefined
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1 Answer

4 votes

Answer:

58.6 + 17.8 + x = 180

Explanation:

hope this helps

User Cloudsafe
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