EVALUATION: Instruction: Complete the proof of this theorem: "If two lines are cut by a transversal and a pair of alternate exterior angles is congruent, then the lines are parallel." Given: 21 S L2 Prove: rIs Proof: Statements Reasons 1. 41 2 1. 2. 2 L3 2. 3. 21 3 4. rIs 3. 4.

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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EVALUATION:
Instruction: Complete the proof of this theorem:
"If two lines are cut by a transversal and a pair of alternate exterior angles is congruent, then the
lines are parallel."
Given: 21 S2
Prove: rIs
Proof:
Statements
Reasons
1. Z1 兰2
1.
2. 2 L3
2.
3. 41 3
4. rIs
3.
4.
Transcribed Image Text:EVALUATION: Instruction: Complete the proof of this theorem: "If two lines are cut by a transversal and a pair of alternate exterior angles is congruent, then the lines are parallel." Given: 21 S2 Prove: rIs Proof: Statements Reasons 1. Z1 兰2 1. 2. 2 L3 2. 3. 41 3 4. rIs 3. 4.
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