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Roger Lui

  • Angle Properties

    Activity

    Roger Lui

  • Graphs of Logarithmic Functions (1)

    Activity

    Roger Lui

  • Angle Properties of Chord

    Activity

    Roger Lui

  • Plane Figures in Rectangular Coordinate Plane

    Book

    Roger Lui

  • Plane Figure Problem 1 (Method 4)

    Activity

    Roger Lui

  • Plane Figure Problem 1 (Method 3)

    Activity

    Roger Lui

  • Plane Figure Problem 1 (Method 2)

    Activity

    Roger Lui

  • Plane Figure Problem 1 (Method 1)

    Activity

    Roger Lui

  • Plane Figure Problem 2 in Rectangular Coordinates

    Activity

    Roger Lui

  • Plane Figure Problem 1 in Rectangular Coordinate

    Activity

    Roger Lui

  • Introduction to Rectangular Coordinates

    Activity

    Roger Lui

  • Locus

    Book

    Roger Lui

  • Gazing Cow Problem (d)

    Activity

    Roger Lui

  • Gazing Cow Problem (c)

    Activity

    Roger Lui

  • Gazing Cow Problem (b)

    Activity

    Roger Lui

  • Gazing Cow Problem (a)

    Activity

    Roger Lui

  • Sonia and Julie

    Activity

    Roger Lui

  • The first activity and the notion of trajectory

    Activity

    Roger Lui

  • Distance of a chord from Centre

    Activity

    Roger Lui

  • Rolling Circle

    Activity

    Roger Lui

  • Rolling Square

    Activity

    Roger Lui

  • Unit Circle

    Activity

    Roger Lui

  • Quarter Circle

    Activity

    Roger Lui

  • Standard Form of Equation of Circles

    Activity

    Roger Lui