Mary H. answered • 02/18/18
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New to Wyzant
Amy,
The sum of the angles of a triangle is 180. So you subtract the two angles from 180 and get the other angle.
You can do it!
Mary
Amy G.
asked • 02/18/18How do u measure angles
If the measures of two angles of a triangle are a 100 degrees and 19 degrees what is the measure of the third angle
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