This preview shows pages 1–6. Sign up to view the full content.
3.2 Proof &
3.2 Proof &
⊥
⊥
Lines
Lines
p. 136
p. 136
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document 3 kinds of proofs
3 kinds of proofs
•
2 column proof
•
Paragraph proof
•
Flow proof – graphic organizer using
boxes & arrows to show a logical order
2column proof of
2column proof of
the Vertical <s theorem
the Vertical <s theorem
Statements
3.
<1
2245
<3
Reasons
1. Given
1. Linear pr. Post.
1.
2245
supps. Thm.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document Paragraph proof of
Paragraph proof of
the vertical <s theorem
the vertical <s theorem
•
We are given that <1 & <2 are a linear
pair & <2 & <3 are a linear pair.
By the
Linear Pair Postulate, we know that <1
& <2 are supplementary & <2 & <3 are
supplementary. So, by the congruent
supplements theorem, <1
2245
<3.
Flow proof of
Flow proof of
the vertical <s theorem
the vertical <s theorem
Given
Given
Linear Pair Postulate
Linear Pair Postulate
<1
2245
<3
2245
supplements theorem
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview. Sign up
to
access the rest of the document.
This note was uploaded on 02/12/2011 for the course MTG 3212 taught by Professor Jackson during the Spring '11 term at University of Florida.
 Spring '11
 Jackson

Click to edit the document details