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Eleven's

Author:Steve Phelps

New Resources

  • Congruent Figures
  • 挂谷问题——三尖瓣形
  • Squares Question
  • Pythagorean Template: Integer Legs
  • Function art 3D - waiting shed

Discover Resources

  • Simetrias de Rotação de Um Icosaedro Regular
  • Lucky's Land
  • Rath's (1873 -1874) construction of Pythagorean Triples
  • Polar Area Approximations
  • UnMessUpAble Parallelogram

Discover Topics

  • Straight Lines
  • Parametric Curves
  • Complex Numbers
  • Differential Calculus
  • Right Triangles
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