An isosceles triangle has a vertex angle of 30°. What is the measure of each base angle?
Note
The two base angles of an isosceles triangle are equal. They share 180° − 30° = 150°, so each is 75°.
An isosceles triangle has a vertex angle of 30°. What is the measure of each base angle?
The two base angles of an isosceles triangle are equal. They share 180° − 30° = 150°, so each is 75°.