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6.2 Perpendicularity of a Line and a Plane

6.2 Perpendicularity of a Line and a Plane. Objectives: Recognize when a line is perpendicular to a plane Prove a line is perpendicular to a plane. A line is perpendicular to a plane if it is perpendicular to every one of the lines in the plane that pass through its foot. E. m. Z. X. B.

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6.2 Perpendicularity of a Line and a Plane

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  1. 6.2 Perpendicularity of a Line and a Plane • Objectives: • Recognize when a line is perpendicular to a plane • Prove a line is perpendicular to a plane

  2. A line is perpendicular to a plane if it is perpendicular to every one of the lines in the plane that pass through its foot. E m Z X B Y

  3. Theorem 48: If a line is perpendicular to two distinct lines that lie in a plane and that pass through its foot, then it is perpendicular to the plane. E m X B Y

  4. Example 1: Q p 1 R

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