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Author:David Chandler

Tricky How-Tos

New Resources

  • Area of a Trapezoid
  • Building Parallelograms with Set Areas
  • Focus and Directrix
  • Perimeter of Rectangle
  • Untitled

Discover Resources

  • Sangaku Pentagon and 6 Triangles
  • Activity 1.4 - Lesson - Transformation 2
  • Similarity Challenge
  • teste
  • Speed Problem - Two Cars Moving in Different Directions

Discover Topics

  • Perimeter
  • Right Triangles
  • Congruence
  • Quadrilaterals
  • Cube
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