Tuesday, October 6, 2009

Perpendicular Lines

Definition: Congruent Lines are lines that meet or intersect at a 90 degree angle.
Analysis: The bottom line, and the left line intersect at a 90 degree angle.
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1 comment:

  1. manoj singhJune 11, 2012 at 10:36 PM

    Your way of explaining geometry is appreciable and I am here to share some general information about perpendicular lines that is, They are the lines that are at right angles (90°) to each other.
    How to Find the Slope of a Line

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