Triangle XYZ is isosceles. The measure of the vertex angle, Y, is twice the measure of a base angle. What is true about triangle XYZ? Check all that apply. Angle Y is a right angle. The measure of ang

Triangle XYZ is isosceles. The measure of the vertex angle, Y, is twice the measure of a base angle.

What is true about triangle XYZ? Check all that apply.

Angle Y is a right angle.

The measure of angle Z is 45°.

The measure of angle X is 36°.

The measure of the vertex angle is 72°.

The perpendicular bisector of creates two smaller isosceles triangles.

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