Parallel Proofs

Front

What is the Transitive Property of Congruence?

Back

If two figures are congruent to a third figure, then they are congruent to each other.

Tags

CCSS.8.G.A.2

Front

Define the Substitution Property in geometry.

Back

If two angles or segments are congruent, one can be substituted for the other in any equation or expression.

Front

What does the Alternate Interior Angles Theorem state?

Back

If two parallel lines are cut by a transversal, then each pair of alternate interior angles is congruent.

Tags

CCSS.8.G.A.5

Front

What is the Converse of the Alternate Interior Angles Theorem?

Back

If two lines are cut by a transversal and the alternate interior angles are congruent, then the lines are parallel.

Tags

CCSS.8.G.A.5

Front

Explain the Vertical Angles Theorem.

Back

Vertical angles are always congruent when two lines intersect.

Tags

CCSS.8.G.A.5

Front

What is the Corresponding Angles Postulate?

Back

If two parallel lines are cut by a transversal, then each pair of corresponding angles is congruent.

Tags

CCSS.8.G.A.5

Front

Define Supplementary Angles.

Back

Two angles are supplementary if the sum of their measures is 180 degrees.

Tags

CCSS.7.G.B.5

Front

What is the definition of Congruent Angles?

Back

Angles that have the same measure are called congruent angles.

Tags

CCSS.8.G.A.2

Front

What is the definition of Alternate Exterior Angles?

Back

Angles that lie outside the two lines and on opposite sides of the transversal.

Tags

CCSS.8.G.A.5

Front

What is the definition of Consecutive Interior Angles?

Back

Angles that lie on the same side of the transversal and between the two lines.

Tags

CCSS.8.G.A.5