'Prove lines parallel' diaporamas de présentation

Warm Up

Warm Up. 5.2. Proving that lines are parallel. http://teachertube.com/viewVideo.php?video_id=58346&title=Thriller_Dance_on_Halloween&ref=Jenraven1. Using angles to prove lines parallel. 1. 2. T 34:.

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EOCT Review

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EOCT Review

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EOCT Review

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5.2

5.2. Proving that Lines are Parallel. A. B. C. D. ? ACD is an exterior angle. ?A & ?B are remote interior angles. m ? ACD is greater than m ? A . m ? ACD is greater than m ? B. 2. 1. 3. 4. 5. 6. 8. 7. ?1 ? ?2 PQ ? RS ?PQR ? ?RSP ?3 ? ?4 QR ? PS

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Warmup

Warmup. Identify each pair of angles as corresponding, alternate interior, alternate exterior, consecutive interior, vertical, or linear pair. Warmup. Identify each pair of angles as corresponding, alternate interior, alternate exterior, consecutive interior, vertical, or linear pair

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5.4/5.5 Conditions for Parallels

5.4/5.5 Conditions for Parallels. Learning Objective: to apply the converses of the theorems about parallel lines and prove lines are parallel. Warm-up (IN). Write the converse of each statement. 1. If it rains today, we will stay inside.

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