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Overzicht

  1. Dynamic proofs
    1. Area of Trapezoid - Midsegment
    2. Area of Trapezoid - Triangles
    3. Law of Sines - Acute Angle
    4. Law of Sines - Obtuse Angle
    5. Euclid’s theorem of leg
    6. Euclid’s theorem of altitude
    7. Proof of Pythagoras' theorem (Henry Perigal)
    8. Euler's formula for polyhedra

Dynamic proofs

Auteur:Irena Štrausová

  • Area of Trapezoid - Midsegment

  • Area of Trapezoid - Triangles

  • Law of Sines - Acute Angle

  • Law of Sines - Obtuse Angle

  • Euclid’s theorem of leg

  • Euclid’s theorem of altitude

  • Proof of Pythagoras' theorem (Henry Perigal)

  • Euler's formula for polyhedra

Volgende
Area of Trapezoid - Midsegment

Nieuw didactisch materiaal

  • 繪畫垂直線
  • Isosceles Right Triangle
  • Squaring a Rectangle (PST Version)
  • Function art 3D - waiting shed
  • Angle Addition Postulate (V2) - Integer Solutions

Ontdek materiaal

  • The Butterfly Theorem
  • Triangle assignment
  • Investigating Points of Concurrency
  • Quiz: Completing the Square (1)
  • Euler's Method

Ontdek onderwerpen

  • 2D Vectoren (tweedimensionaal)
  • Zwaartepunt
  • Waarschijnlijkheidsrekenen
  • Sinus
  • Lineaire functies
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