Angle Pairs
Parallel Line Angles
Bisectors
Basic Terms
Congruent Triangles
100

Two adjacent angles formed by two intersecting lines.

What are linear pairs?

100

Congruent angles on the inside of two parallel lines  and opposite sides of the transversal.

What are alternate interior angles?

100

Two segments equal in length.

What are congruent segments?

100

Can be named with any two points on it.

What is a line?

100

A method to prove two triangles congruent with only two congruent sides.

SAS

200

Non-adjacent angles formed by two intersecting lines form these.

What are vertical angles?

200

Congruent angles on the outside of two parallel lines  and opposite sides of the transversal.

alternate exterior angles

200

Two angles equal in degree measure.

What are congruent angles?

200

Can be named with one letter (its vertex), a number, or three letters with the vertex in the middle.

What is an angle?

200

The method to prove two triangles congruent when 3 pairs of corresponding sides are congruent.

What is SSS?

300

Angles whose sum is 90 degrees.

What are complementary angles?

300

Congruent angles in the same locations of two intersecting lines when given two parallel lines.

Corresponding angles

300

The point that splits a segment into two congruent parts.

What is a midpoint?

300

Has no dimensions and is named with one letter.

What is a point?

300

The method to prove two triangles are congruent when given two pairs of congruent corresponding angles and a congruent pair of sides between the angles.

What is ASA?

400

Angles whose sum is 180 degrees.

What is supplementary angles?

400

Supplementary angles on the inside of two parallel lines  and on the same side of the transversal.

Same side interior angles

400
The segment, ray, or line that intersects a segment at its midpoint.

What is a segment bisector?

400

Is represented by a never-ending flat surface.

What is a plane?

400

The only method we have studied to prove right triangles are congruent.

What is HL?

500

The number of degrees in a circle.

What is 360?

500

Which angle pairs associated with parallel lines are supplementary?

What are same side interior angles?

500

The segment, ray, or line that forms two congruent angles from a given angle.

What is an angle bisector?

500

Can be named with any three noncollinear points.

What is a plane?

500

Corresponding Parts of Congruent Triangles are Congruent

What is CPCTC?