2.04 Proofs Practice

Front

Which property states that if AB = BC, then AB ≅ BC?

Back

Segment Congruence Postulate

Front

What is the segment addition postulate?

Back

The sum of two segments equals the whole segment.

Front

What is the missing reason if a = a?

Back

Reflexive Property of Equality.

Front

What does it mean if two lines are perpendicular?

Back

They cross at exactly 90°.

Front

What is the missing reason if a = b and b = c, then a = c?

Back

Transitive Property of Equality.

Front

What is the definition of congruent segments?

Back

Segments that have the same length.

Front

What is the Symmetric Property of Equality?

Back

If a = b, then b = a.

Front

What is the definition of a midpoint?

Back

A point that divides a segment into two equal parts.

Front

What does the Subtraction Property of Equality state?

Back

If a = b, then a - c = b - c.

Front

What is the definition of complementary angles?

Back

Two angles that add up to 90°.