Geo 2-5 Proving Statements about Segments and Angles

Front

What is the Transitive Property of Equality?

Back

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

Front

What does the Addition Property of Equality state?

Back

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

Front

Define the Segment Addition Postulate.

Back

If point B is between points A and C, then AB + BC = AC.

Front

What is the Definition of Complementary Angles?

Back

Two angles are complementary if the sum of their measures is 90 degrees.

Front

What is the Definition of Vertical Angles?

Back

Vertical angles are the angles opposite each other when two lines cross. They are always equal.

Front

What is the Symmetric Property of Equality?

Back

If a = b, then b = a.

Front

What is the Definition of Midpoint?

Back

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

Front

What is the Segment Addition Property?

Back

The sum of the lengths of two segments equals the length of the segment that connects their endpoints.

Front

What is the definition of congruence in geometry?

Back

Two figures are congruent if they have the same shape and size.

Front

What is the definition of an angle?

Back

An angle is formed by two rays with a common endpoint called the vertex.