Proof Practice

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.4.MD.C.7

State the angle relationship and find the m∠1.

• Corresponding, 110°
• Alternate exterior, 110°
• Corresponding, 70°
• Alternate exterior, 70°

Tags

CCSS.8.G.A.5

State the angle relationship and find the measure of angle 2

• Alternate exterior, 127°
• Alternate exterior, 52°
• Alternate interior, 127°
• Alternate interior, 52°

Tags

CCSS.8.G.A.5

If X is between R & T on a line,
then RX + XT = RT

• Addition POE
• Substitution POE
• Angle Addition Post.
• Segment Addition Post.

What is the reason?

• Definition of Complementary
• Definition of 180 
• Definition of supplementary
• Angle Addition

Tags

CCSS.7.G.B.5

If l = a and a = k and k = e then l = e

• Addition POE
• Symmetric POE
• Reflexive POE
• Transitive POE

Tags

CCSS.HSG.SRT.B.5

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

• Addition POE
• Def. of Midpoint 
• Reflexive POE
• Symmetric

Tags

CCSS.HSG.CO.C.10

What is the missing statement in the proof?

• m∠ABD+m∠DBC=m∠ABC
• m∠ABD=m∠DBC
• m∠ABC=m∠ABC
• none of the other choices are correct

Tags

CCSS.7.G.B.5

What is the missing statement in the proof?

• Addition p.o.e
• Segment Addition Postulate
• Substitution p.o.e
• Transitive p.o.e

What is the missing statement in the proof?

• Transitive p.o.e.
• Symmetric p.o.e.
• Substitution p.o.e.
• Definition of congruence

Tags

CCSS.HSG.SRT.B.5