NHS-SPENCE--Properties of Equality 2

What allows to say that angle IKH is congruent to angle GKJ?

• definition of vertical angles
• Linear Pairs Theorem
• definition of a straight angle
• Vertical angles theorem

Tags

CCSS.7.G.B.5

What would allow you to write this equation? 

• definition of complementary angles
• definition of supplementary angles
• Transitive Property
• Symmetric Property

Tags

CCSS.7.G.B.5

When starting a proof, most of the time you always start with:

• Given information

• What it wants you to prove

• Equal Angles

• Linear Angles

What is the justification that segment GI is congruent to segment IH?

• segment addition postulate
• definition of perpendicular
• definition of midpoint
• definition of a segment

Tags

CCSS.HSG.CO.C.10

What is the reason for the statement below?
Given: m∠1 = 63
m∠1 + m∠2 = 90
Prove: 63 + m∠2 = 90

• Reflexive Property of Equality
• Symmetric Property of Equality
• Transitive Property of Equality
• Substitution Property of Equality

Tags

CCSS.HSA.REI.A.1

CCSS.HSG.CO.C.9

Given: <ABC = 85 degrees.

Statement 1: Given

Statement 2: justified by ???????

• Segment Addition Postulate

• Angle Addition Postulate

• Definition of an angle bisector

• Substitution

If 3x = 15, then x = 5

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

Tags

CCSS.HSA.REI.A.1

If AB = CD and CD = EF, then AB = EF

• Symmetric Property of Equality
• Reflexive Property of Equality
• Transitive Property of Equality
• CLT or Simplify

Tags

CCSS.7.EE.A.1

Name the property described:
m∠1=m∠1

• Reflexive
• Symmetric
• Transitive
• Addition

Addition property of equality is when you...

• subtract the same amount from each side of the equation.

• add an amount to one side of the equation.

• add the same amount to both sides of an equation.

• divide the same amount on both sides of the equation.

Tags

CCSS.HSA.REI.A.1