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Back of envelope calculation

Author:Michael Borcherds
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New Resources

  • Mondrian's Puzzle
  • רישום חופשי
  • Area of a Circle Illustrated
  • Sum of Squares: Proof without Words
  • Fractal Tétraèdre. Dilatation -1/2 centre triangles

Discover Resources

  • Angles at the Centre and Circumference: reflex case
  • standerd dv 2
  • Volume of Cone
  • Hannah Carper-reflections lesson 14
  • Area of Circle Derivation into Parallelogram
  • Angle Sum Property of Quadrilateral - 2

Discover Topics

  • Difference and Slope
  • Polygons
  • Angles
  • Ratios
  • Prism
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