Isosceles Triangles

Question 1

What is true about QRT? Select two options.

Question 2

Triangle ABC is isosceles.

Revolt · Accepted Answer

40

Question 3

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.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.

Question 4

Triangle ABC is shown below.

Revolt · Accepted Answer

14

Question 5

Angle M has a measure of 47°.

Revolt · Accepted Answer

43°

Question 6

What is always true about the angles of an isosceles triangle?

Revolt · Accepted Answer

At least two of the angles are congruent.

Question 7

Consider the diagram and proof by contradiction.Given: △ABC with AB ≅ AC

Revolt · Accepted Answer

∠B ≅ ∠C

Question 8

Triangle ABC is an isosceles right triangle. What is the measure of one base angle?

Revolt · Accepted Answer

45º

Question 9

Isosceles triangle ABC has a perimeter of 96 centimeters. The base of the triangle is and measures 24 centimeters.What is the measure of ?

Revolt · Accepted Answer

36 cm

Question 10

Triangle ABC is isosceles.

Revolt · Accepted Answer

It is equal to the measure of angle C.

Isosceles Triangles Answers

More from this Course

TRY EDGENUITY HACKS