Two-Column Proofs (Intro)

Front

What do you always start with when beginning a proof?

Back

Given information.

Front

What is the REASON for Statement #1 in a proof?

Back

Given.

Front

What does AB = AB represent in a proof?

Back

Reflexive Property of Equality (POE).

Front

What is the REASON for Statement #6 in a proof?

Back

Division Property of Equality.

Front

What is the correct reason for Statement 1 in a proof?

Back

Given.

Front

What is the Definition of Complementary Angles?

Back

Two angles that add up to 90 degrees.

Front

What is the Substitution Property?

Back

If a = b, then a can be replaced by b in any expression.

Front

What is the Transitive Property?

Back

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

Front

What is the Symmetric Property?

Back

If a = b, then b = a.

Front

What is the Addition Property of Equality?

Back

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