Practice Test Answers

Which best explains whether or not triangles RST and ACB are congruent?

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

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

Triangle RST is rotated 180 degrees about the origin, and then translated up 3 units. Which congruency statement describes the figures?

The congruence theorem that can be used to prove triangle BAE is congruent to triangle CAD is

Which congruence theorem can be used to prove triangle BDA is congruent to triangle DBC ?

Nessa proved that these triangles are congruent using ASA. Roberto proved that they are congruent using AAS. Which statement and reason would be included in Roberto’s proof that was not included in Nessa’s proof? Given: angle cap b is congruent to angle cap n ; line segment cap b cap c is congruent to line segment cap n cap m ; angle cap c is right; angle cap m is right Prove: triangle cap A cap b cap c is congruent to triangle cap q cap n cap m

Which rigid transformation would map triangle ABC to triangle ABF ?

First, translate ____________________. Next, rotate triangle ABC about cap b to align the sides and angles.

To prove that the triangles are congruent by ASA, which statement and reason could be used as part of the proof?