Isosceles Triangles — Unit test Answers

Which diagram shows possible angle measures of a triangle?

In triangle QRS, QR = 8 and RS = 5. Which expresses all possible lengths of side QS?

Lines P S and W T are horizontal and parallel. Lines V R and Q R are diagonal and intersect lines P S and W T to form triangle X Y Z.

A triangle has side lengths measuring 2x + 2 ft, x + 3 ft, and n ft.

Triangle DEF is isosceles, where . Angle FDE is bisected by segment DG, creating angle GDE with a measure of 29°.

The base angle of an isosceles triangle measures 54°. What is the measure of its vertex angle?

A line extends from a side of a triangle.

In the triangles, HG = MP and GK = PN.

Which type of triangle will always have a perpendicular bisector that is also an angle bisector?

Equilateral triangle ABC has a perimeter of 96 millimeters. A perpendicular bisector is drawn from angle A to side at point M.What is the length of ?

Triangle ABC has the angle measures shown.

Consider the triangle.

In the triangles, and .

A triangle with exterior angles is shown. The bottom right angle of the triangle is (3 h + 18) degrees. The bottom right exterior angle is (15 h) degrees.

Consider the triangle shown.