Properties of Equality and Congruence

Front

For any numbers a, b, and c, if a = b and b = c, then a = c.

Back

Transitive Property

Front

For any number a, a = a.

Back

Reflexive Property

Front

For any numbers a and b, if a = b, then b = a.

Back

Symmetric Property

Front

Name the property described:
∠B≅∠B

Back

Reflexive

Front

Name the property described: If PQ = RS then RS = PQ

Back

Symmetric

Front

Name the property described: If ∠A≅∠B and ∠B≅∠C, then ∠A≅∠C

Back

Transitive

Front

Name the property described: If MN = OP and OP = QR, then MN = QR

Back

Transitive

Front

Name the property described:
m∠1=m∠1

Back

Reflexive

Front

Name the property described: If CD = 4, then CD + 12 = 4 + 12

Back

Substitution

Front

If k = 3, then 3 = k.

Back

Symmetric Property of Equality