Exploring Adding and Subtracting Rational Expressions

Which of the following is NOT a postulate used to prove triangles congruent?

• Side-Angle-Side (SAS)

• Angle-Side-Angle (ASA)

• Side-Angle-Angle (SAA)

• Side-Side-Side (SSS)

What does CPCTC stand for?

• Corresponding Parts of Congruent Triangles are Congruent

• Congruent Parts of Corresponding Triangles are Congruent

• Corresponding Parts of Congruent Triangles are Corresponding

• Congruent Parts of Corresponding Triangles are Corresponding

In the given example, which side is shared between triangles PRS and SQP?

• QP

• RS

• RQ

• PS

What is the reasoning used to prove triangles PRS and SQP congruent?

• Angle-Angle-Side (AAS)

• Angle-Side-Angle (ASA)

• Side-Side-Side (SSS)

• Side-Angle-Side (SAS)

Why are vertical angles congruent?

• They are always equal in measure.

• They are adjacent angles.

• They are formed by intersecting lines.

• They are supplementary angles.

In the proof involving triangle ABC and EDC, what is the final step to prove angle A is congruent to angle E?

• Using the given information

• Marking the diagram

• Applying CPCTC

• Using the definition of vertical angles

What does it mean when a segment bisects an angle?

• It divides the segment into two equal parts.

• It divides the segment into two equal angles.

• It divides the angle into two equal angles.

• It divides the angle into two equal segments.

Why are the two sides of an isosceles triangle congruent?

• Because of the definition of an isosceles triangle

• Because they are vertical angles

• Because they are opposite angles

• Because they are adjacent sides

In Napoleon's river width problem, why are the angles VOQ and VOP congruent?

• They are right angles.

• They are supplementary angles.

• They are adjacent angles.

• They are vertical angles.

How wide is the river if the officer stepped 20 paces and each pace was 2.5 feet?

• 75 feet

• 50 feet

• 25 feet

• 100 feet