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OpenStudy (sphott51):
What is the measure of a base angle of an isosceles triangle if the vertex angle measures 38 degrees and the two congruent sides each measures 21 units ?
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OpenStudy (sphott51):
|dw:1424234598338:dw|
OpenStudy (anonymous):
All the angles of a triangle add up to 180 correct?
OpenStudy (sphott51):
Right
OpenStudy (anonymous):
So one of the base angles should be (180-38)/2= ?
OpenStudy (anonymous):
Understand what i did?
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OpenStudy (sphott51):
Ohh.. Yeah the base has to be the same... so 71?
OpenStudy (anonymous):
Yep
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