Geometric properties and theorems

Name the property of equality that the statement illustrates.

If x = y, then -2x = -2y

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Symmetric Property of Equality

Name the property of equality that the statement illustrates.

If ∠A≅∠B and ∠B≅∠C, then ∠A≅∠C

• Reflexive Property of Congruence

• Transitive Property of Congruence

• Definition of Congruence

• Symmetric Property of Congruence

Name the property of equality that the statement illustrates.

If a = b and d = c , then a - c = b - d

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

Name the property of equality that the statement illustrates.

If m = n, then n = m

• Symmetric Property of Equality

• Definition of Congruence

• Reflexive Property of Equality

• Substitution Property of Equality

Name the property of equality that the statement illustrates.

A = A

• Symmetric Property of Equality

• Definition of Congruence

• Reflexive Property of Equality

• Substitution Property of Equality

Name the property of equality that the statement illustrates.

∠G ≅ ∠G

• Symmetric Property of Congruence

• Definition of Congruence

• Reflexive Property of Equality

• Reflexive Property of Congruence

Name the property of equality that the statement illustrates.

If m∠A + m∠B = 70° and m∠B=40°, then m∠A + 40° = 70°

• Substitution Property of Equality

• Transitive Property of Equality

• Definition of Complementary Angles

• Transitive Property of Congruence

Name the property of equality that the statement illustrates.

If T is the midpoint of JG, then JT ≅ TG

• Substitution Property of Equality

• Transitive Property of Equality

• Definition of Midpoint

• Definition of Congruence

Name the property of equality that the statement illustrates.

If ray BD bisects ∠ABC, then ∠ABD≅∠DBC

• Definition of Angle Bisector

• Definition of Congruent Angles

• Definition of Linear Pair

• Angle Addition Postulate

Tags

CCSS.HSG.CO.C.9

Name the property of equality that the statement illustrates.

If 13x=39, then x=3

• Addition Property of Equality

• Subtraction Property of Equality

• Multiplication Property of Equality

• Division Property of Equality

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3