QZ-8 Geom Unit 2 Review

Given: B is the midpoint of AC. What should you conclude?

• AB + BC = AC

• AB = BC

• A is the segment bisector of BC

• ABC is a straight angle

Tags

CCSS.HSG.CO.C.10

Given: <1 and <3 are vertical angles. What should you conclude by the vertical angles theorem?

• <1 and <2 are a linear pair

• <1 and <3 are right angles

• <2 and <4 are vertical angles

•  $<1\cong<3$  

Tags

CCSS.7.G.B.5

Given: <1 and <2 are supplementary. What can you conclude?

• m<1 + m<2 = 180

• m<1 + m<2 = 90

• m<1 = m<2

• nothing

Tags

CCSS.7.G.B.5

Which of the following is an example of the transitive property?

• If x = 5 and and x = y, then y = 5.

• If x = y then y = x

• x = x

• If 2x + 4 = 2, then x = -1

Tags

CCSS.HSA.REI.A.1

Given: m<A=m<B and m<B=m<C
Prove: m<A=m<C

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

Tags

CCSS.HSG.SRT.B.5

Given: Ray BD bisects <ABC.

Prove: m<ABD=m<DBC

• Definition of Segment Bisector

• Definition of Congruent Angles

• Angle Addition Postulate

• Definition of Angle Bisector

Tags

CCSS.HSG.CO.C.9

Given: m<1+m<2=180 degrees
Prove: <1 and <2 are supplementary

• Congruent Supplements Theorem
• Linear Pair Theorem
• Definition of Complementary Angles
• Definition of Supplementary Angles

Tags

CCSS.7.G.B.5

Given: the picture
Prove: m<AOB+m<BOC=m<AOC

• Definition of Angle Bisector
• Segment Addition Postulate
• Angle Addition Postulate
• Definition of Congruent Angles

Tags

CCSS.4.MD.C.7

What is the justification (reason)?

• Reflexive Property
• Transitive Property

Tags

CCSS.HSG.SRT.B.5

If M is the midpoint of AB, then AM = MB

• Addition Property
• Definition of Midpoint 

Tags

CCSS.HSG.CO.C.10