Segment and Angle Proofs
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Transcript Segment and Angle Proofs
Advanced Geometry
Deductive Reasoning
Lesson 3
Segment and Angle Proofs
Reasons
•Definition of congruent
Reasons – Segments
•Definition of midpoint
•Segment Addition Postulate
Reasons – Angles
•Definition of angle bisector
•Angle Addition Postulate
•Definition of complementary
•Definition of supplementary
Prove the following.
If AC = DF and AB = DE, then BC = EF.
Prove that if M is the midpoint of
LN
then LN = 2•LM.
,
Prove the following.
If HJ IK , then HI JK.
Prove the following.
If M is the midpoint of LN , then MP = LM + NP.
Show that if m FAN = m PET
1=m
and m 2 = m 3, then m
4.
Prove that if m 2 = m 3,
m MOT = m BOP
If
IT bisects
BIN,
prove that m BIN = 2 • m 2.
Show that if 1 is complementary to 2
and 2 is complementary to 3,
then m 1 = m 3