Question 791668
Find the measure of the vertex of an isosceles triangle if the measure of each base angle is : 
A. 35

Ans: 180 - 2 x 35 = 110 degrees
Do B, C yourself


Find the measure of a base angle of an isosceles triangle if the measure of the vertex angle is : 
A. 56

Ans: (180 - 56)/2 = 62 degrees
Do B yourself