An isosceles triangle has a vertex angle of 128°. What is the measure of each base angle?
Note
The two base angles of an isosceles triangle are equal. They share 180° − 128° = 52°, so each is 26°.
An isosceles triangle has a vertex angle of 128°. What is the measure of each base angle?
The two base angles of an isosceles triangle are equal. They share 180° − 128° = 52°, so each is 26°.