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Proof Without Words: 45-45-90

Author:Steve Phelps

New Resources

  • The Gardener's Ellipse
  • Regular Polygons and Equivalent Triangles
  • Graph of Slopes of Tangent Lines
  • Sum of Squares: Proof without Words
  • Limaçons

Discover Resources

  • Prism Net
  • Fr Quadratic Functions
  • Span of Vectors in R^3
  • Reflection over parallel lines
  • Girl in the mirror

Discover Topics

  • Distributions
  • Line Segment
  • Linear Equations
  • LCM and GCD
  • Orthocenter
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