Triangle ABC is an isosceles right triangle. What is the measure of one base angle?
What is true about QRT? Select two options.






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? Select three options.


Triangle ABC is shown below.

Angle M has a measure of 47°.

Consider the diagram and proof by contradiction.Given: △ABC with ∠B ≅ ∠CProve: AB ≅ AC
What is always true about the angles of an isosceles triangle?
Isosceles triangle ABC has a perimeter of 96 centimeters. The base of the triangle is and measures 24 centimeters.What is the measure of ?

The vertex angle of an isosceles triangle measures 40°. What is the measure of a base angle?
Right triangle ABC is isosceles and point M is the midpoint of the hypotenuse.

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