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Mathematics 11 Online
OpenStudy (help!!!!):

The measurre of the vertex angle of a triangle is 50 degrees. Find the measure of an exterior angle to one of the base angles of the triangle. A.65 degrees B. 125 degrees C.115 degrees D.80degrees E.75 degrees

OpenStudy (help!!!!):

how would you figure out the answer

hartnn (hartnn):

is it isosceles triangle ?

hartnn (hartnn):

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