Chp 2 Reasoning and Proofs

What is the first step to solving the equation above?

• Use Substitution Property

• Use Addition Property

• Use Division Property

• Use Distribution Property

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What does the Linear Pair Postulate say?

• Angle 1 and Angle 2 are a linear pair

• Angle 1 + Angle 2 = 90

• Angle 1 + Angle 2 = 180

• Angle 1 = Angle 2

Tags

CCSS.HSG.CO.C.9

What does the Vertical Angle Postulate say?

• Angle 1 + Angle 3 = 180

• Angle 1 + Angle 2 = 180

• Angle 1 = Angle 4

• Angle 2 = Angle 4

Tags

CCSS.HSG.CO.C.9

Name this property

• Distribution Property

• Transitive Property

• Reflexive Property

• Symmetric Property

What does the Segment Addition Property say?

• B is the midpoint of AC

• AB + BC = AC

• AB = BC

If M is the midpoint of segment RT, what must be true

• RS = SM

• RS = ST

• RS = 1/2*MT

• RM = MT

What is the value of x?

• 90
• 45
• 180
• 51

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What is the missing statement in the proof?

• 2m∠ABD=m∠ABD+m∠ABD

• m∠ABD=m∠DBC

• m∠ABC=m∠ABC

• m∠ABD+m∠ABD=m∠ABD+m∠DBC

Tags

CCSS.HSG.CO.C.10

CCSS.HSG.CO.C.9

What is the missing reason in the proof?

• Addition

• Segment Addition Postulate

• Substitution

• Transitive Property

The Symmetric Property says that if AB = BC, then _________

• AB = BC
• BC = AB
• BC = CD
• A = B

Tags

CCSS.HSA.REI.A.1