geometric proofs

Front

What is the Segment Addition Postulate?

Back

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

Front

What is the definition of a right angle?

Back

An angle that measures exactly 90 degrees.

Tags

CCSS.4.G.A.1

Front

What does the Addition Property of Equality state?

Back

If two quantities are equal, adding the same amount to both will keep them equal.

Tags

CCSS.HSA.REI.A.1

Front

What is the Congruent Supplement Theorem?

Back

If two angles are supplementary to the same angle (or to congruent angles), then they are congruent.

Tags

CCSS.HSG.SRT.B.5

Front

What is the Angle Addition Postulate?

Back

If point B is in the interior of angle AMC, then m∠AMX + m∠XMB = m∠AMB.

Tags

CCSS.4.MD.C.7

Front

What is the definition of supplementary angles?

Back

Two angles whose measures add up to 180 degrees.

Tags

CCSS.7.G.B.5

Front

What is the Subtraction Property of Equality?

Back

If two quantities are equal, subtracting the same amount from both will keep them equal.

Tags

CCSS.HSA.REI.A.1

Front

What is the Reflexive Property?

Back

Any quantity is equal to itself (e.g., a = a).

Tags

CCSS.7.EE.A.1

Front

What is the Transitive Property?

Back

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

Tags

CCSS.HSG.SRT.B.5

Front

What is the definition of a midpoint?

Back

A point that divides a segment into two equal parts.

Tags

CCSS.HSG.GPE.B.6