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Math High school geometry Analytic geometry Equations of parallel & perpendicular lines

Equations of parallel & perpendicular lines

    • Parallel lines from equation
    • Parallel lines from equation (example 2)
    • Parallel lines from equation (example 3)
    • Perpendicular lines from equation
    • Practice: Parallel & perpendicular lines from equation
    • Writing equations of perpendicular lines
    • Writing equations of perpendicular lines (example 2)
    • Practice: Write equations of parallel & perpendicular lines
    • Proof: parallel lines have the same slope
    • Proof: perpendicular lines have negative reciprocal slope
      This is the currently selected item.
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Math·High school geometry·Analytic geometry·Equations of parallel & perpendicular lines

Proof: perpendicular lines have negative reciprocal slope

CCSS Math: HSG.GPE.B.5

Equations of parallel & perpendicular lines

    • Parallel lines from equation
    • Parallel lines from equation (example 2)
    • Parallel lines from equation (example 3)
    • Perpendicular lines from equation
    • Practice: Parallel & perpendicular lines from equation
    • Writing equations of perpendicular lines
    • Writing equations of perpendicular lines (example 2)
    • Practice: Write equations of parallel & perpendicular lines
    • Proof: parallel lines have the same slope
    • Proof: perpendicular lines have negative reciprocal slope
      This is the currently selected item.
Proof: parallel lines have the same slope