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OpenStudy (anonymous):
In ABC, if mA = 100° and mB = 50°, what is mC?
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OpenStudy (anonymous):
in a triangle, sum of the three angles= 180 degree
OpenStudy (anonymous):
In a triangle, the sum of all the angle is 180°. so 180°=mA+mB+mC mC=180°-mA-mB
OpenStudy (anonymous):
please try to do the rest yourself
OpenStudy (anonymous):
so would it be A?
OpenStudy (anonymous):
??
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