Proofs Test

Identify the property of equality.

If 9=x, then x=9

• Reflexive

• Symmetric

• Transitive

• Substitution

What is Addition property of equality

• a.   If a=b, then a+c=b+c
• b.  If a=b, then a-c=b-c
• c.  If a=b, then ac=bc
• d.  If a=b, then a/c=b/c

Tags

CCSS.HSA.REI.A.1

Identify the property used here:
39=39

• Reflexive
• Symmetric
• Transitive
• Substitution

Tags

CCSS.7.EE.A.1

Step 1 is what

• addition property of equality
• given
• subtraction property of equality
• prove

Tags

CCSS.HSA.REI.A.1

Step 2 is what

• Substitution property (simplify)
• Multiplication property of equality
• Division property of equality
• Distributive Property

Tags

CCSS.HSA.REI.A.1

What is step 4

• Substitution property (simplify)
• Addition property of equality
• Subtraction property of equality

Tags

CCSS.HSA.REI.A.1

What is step 6

• Subtraction property of equality
• Addition property of equality
• Division property of equality

Tags

CCSS.HSA.REI.A.1

If <1 and <2 are complementary, then m<1 + m<2 = 90

• Addition POE
• Subtraction POE
• Def of right angle
• Def of Complementary Angles

Tags

CCSS.7.G.B.5

What is reason 2?

• Given
• Addition Property of Equality
• Subtraction Property of Equality
• Substitution Property of Equality

Tags

CCSS.HSA.REI.A.1

What is reason 3?

• Addition Property of Equality
• Subtraction Property of Equality
• Multiplication Property of Equality
• Division Property of Equality

Tags

CCSS.HSA.REI.A.1