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Spiraling Dodecagons

Author:John Golden
See the tumblr post for more information. Simon Gregg's instigating tweet.

New Resources

  • Tracing an Ellipse Using Two Circles
  • Circumference of a unit circle
  • z`]]
  • Rule of Sarrus - Determinant of a 3×3 Matrix
  • Domain of f(x,y)

Discover Resources

  • mat 9
  • Properties of straight lines
  • Angle Bisectors and the Incenter
  • Vectors: Addition and Subtraction (Graphically)
  • stereo

Discover Topics

  • Division
  • Cylinder
  • Pythagoras or Pythagorean Theorem
  • Circumcircle or Circumscribed Circle
  • Scatter Plot
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