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Focus

Focus. p. 145-147 #12-36(even). 12. DE, PQ, ST 14. BC, EF, QR 16. ABC, AFW, BCR, CDS, EFW, PQR 18. FA, WP, SR 20. a and b, a and r, b and r 22. a and b, a and r, b and r 24. Corresponding 26. Alternate Interior 28. Alternate Exterior 30. Consecutive Interior

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Focus

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  1. Focus

  2. p. 145-147 #12-36(even) 12. DE, PQ, ST 14. BC, EF, QR 16. ABC, AFW, BCR, CDS, EFW, PQR 18. FA, WP, SR 20. a and b, a and r, b and r 22. a and b, a and r, b and r 24. Corresponding 26. Alternate Interior 28. Alternate Exterior 30. Consecutive Interior 32. Alternate Exterior 34. Consecutive Interior 36. Skew Lines, Explanations will vary

  3. An activity becomes creative when the doer cares about doing it right, or better. – John Updike, writer Angles and Parallel Lines Chapter 3 Section 2 Identify Angle Measures when 2 parallel lines are cut by a Transversal, proofs involving transversals

  4. Remember the Postulate 1 2 3 4 5 6 7 8

  5. Corresponding Angles Postulate 4 5 8 5 m 4 = m 5 4 8 133 = m 5 If m 4 = 133, find m 5 1 2 3 4 5 6 7 8 (Corresponding Angles Postulate) (Vertical Angles Theorum) (Transitive Property) (Def. of Congruent Angles) (Substitution)

  6. Corresponding Angles Postulate

  7. Remember the Theorerm

  8. Angle Pair Congruence

  9. Angle Pair Congruence

  10. Angle Pair Cong. 60 Substitution

  11. Angle Pair Congruence

  12. Angle Pair Congruence

  13. Perpendicular Transversal Th.

  14. Homework p. 152 – 154; #8-22 (even), 25 and 31. (10 problems)

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