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  • favorite
      Constructing Quadrilaterals by Four Sides (2014)
      Slopes of Perpendicular Lines
      Exterior Angles of Polygons
      AQR Section 17: Dot Plot and Box-and-Whisker Plot
      Box & Whisker vs. Histogram
      Multiplying 3 Factors
      Area of a Circle - Wedge/Sector Demonstration
      Graphing Linear Equations in 2 Unknowns
      Circumcircle of a triangle (Soft Construction)
      Trigonometric Ratios: Sine 三角比:正弦
      A single equation for a smiley face
      Polygonal numbers
      Polygonal Number 多邊形數
      Factorization - Visual illustration of divisor pairs
      An Isosceles Mystery
      Animation: Expanding square
      The Flower
      Missing Square Puzzle
      kgkgkgmGrowth of Facebook.com
      Discrete SIR infectious disease model versus time
      Moss Egg by Robert Dixon
      Discovering Pythagoras' Theorem by Area
      Egiptian Triangle by Paper Folding(6)
      Playing Card Dealer
      Squares in a Rectangle
      Curve Stitching: making a parabola from straight lines.
      Constant width shapes
      Shapes of constant width
      Square and Triangle Pattern
      Exterior Angle Sum Demostrated
      Transformation - Rotation
      Wallpaper Groups
      Shonk's Reinvention
      Sector to Cone Lateral Area split screen
      Curved Surface Area of Cones (Parametric Curved Surface)
      Cylinder Illusion
      Just for fun

favorite

Author:
Arthur Lee

  • Constructing Quadrilaterals by Four Sides (2014)

  • Slopes of Perpendicular Lines

  • Exterior Angles of Polygons

  • AQR Section 17: Dot Plot and Box-and-Whisker Plot

  • Box & Whisker vs. Histogram

  • Multiplying 3 Factors

  • Area of a Circle - Wedge/Sector Demonstration

  • Graphing Linear Equations in 2 Unknowns

  • Circumcircle of a triangle (Soft Construction)

  • Trigonometric Ratios: Sine 三角比:正弦

  • A single equation for a smiley face

  • Polygonal numbers

  • Polygonal Number 多邊形數

  • Factorization - Visual illustration of divisor pairs

  • An Isosceles Mystery

  • Animation: Expanding square

  • The Flower

  • Missing Square Puzzle

  • kgkgkgmGrowth of Facebook.com

  • Discrete SIR infectious disease model versus time

  • Moss Egg by Robert Dixon

  • Discovering Pythagoras' Theorem by Area

  • Egiptian Triangle by Paper Folding(6)

  • Playing Card Dealer

  • Squares in a Rectangle

  • Curve Stitching: making a parabola from straight lines.

  • Constant width shapes

  • Shapes of constant width

  • Square and Triangle Pattern

  • Exterior Angle Sum Demostrated

  • Transformation - Rotation

  • Wallpaper Groups

  • Shonk's Reinvention

  • Sector to Cone Lateral Area split screen

  • Curved Surface Area of Cones (Parametric Curved Surface)

  • Cylinder Illusion

  • Just for fun

Next
Constructing Quadrilaterals by Four Sides (2014)

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