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Investigating Slopes of Perpendicular Lines

Author:Dave Pfaffle

New Resources

  • Triangle with 3 Right Angles
  • Shells
  • bewijs stelling van Pythagoras
  • Volume by Disk/Washer around y
  • Pitfalls of Disk/Washer Method

Discover Resources

  • Mnemonics for uncoupling vectors
  • Computing Simple Probabilities from Tables
  • Diagonals are congruent AND perpendicular bisectors of each other.
  • ΙΤΑ - Σημείο συσσώρευσης
  • Square in a right triangle

Discover Topics

  • Tree Diagrams
  • Division
  • Vectors 2D (Two-Dimensional)
  • Variance
  • Matrices
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