Vocab Flashcard 2.2 - Triangle Congruence Proofs Vocab - Hoover

Front

What is the definition of a midpoint?

Back

A midpoint is a point that divides a line segment into two equal parts.

Front

If L is the midpoint of TJ, what can we conclude about TL and LJ?

Back

TL = LJ.

Front

What does it mean for a line to bisect an angle?

Back

To bisect an angle means to divide it into two equal angles.

Front

If DA bisects angle EI, what can we say about angles IDA and EDA?

Back

Front

What is the definition of a perpendicular bisector?

Back

A perpendicular bisector is a line that divides a segment into two equal parts at a right angle.

Front

If DA is the perpendicular bisector of EI, what can we conclude about segments DI and DE?

Back

DI = DE.

Front

What is an angle bisector?

Back

An angle bisector is a ray that divides an angle into two congruent angles.

Front

If an angle bisector cuts an angle into two congruent angles, what can we say about their measures?

Back

The measures of the two angles are equal.

Front

What is the relationship between angles

Back

Front

If two angles are congruent, what does that imply about their measures?

Back

Their measures are equal.