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Big Ideas Math Integrated I, 2016
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Big Ideas Math Integrated I, 2016 View details
5. Using Parallel and Perpendicular Lines
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Exercise 27 Page 532

Consider the Slopes of Perpendicular Lines Theorem.

See solution.

Practice makes perfect

If two lines, a and b, are horizontal lines, and they are cut by any vertical transversal c, then a⊥ c and b⊥ c by the Slopes of Perpendicular Lines Theorem. Therefore, a ∥ b by the Lines Perpendicular to a Transversal Theorem.

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arrow_right Communicate Your Answer p.527
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arrow_right Monitoring Progress p.529-530
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Monitoring Progress 2 (Page 529)
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arrow_right Exercises p.531-532
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