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ray.c.carpenter

  • Crossings

    Activity

    ray.c.carpenter

  • Equilateral triangle from a circle

    Activity

    ray.c.carpenter

  • Circle Theorems and other geometry

    Book

    ray.c.carpenter

  • Alternative equilateral triangle diagram 2b

    Activity

    ray.c.carpenter

  • Alternative equilateral triangle diagram 2a

    Activity

    ray.c.carpenter

  • Equilateral triangle from a rectangle - diagram 1b

    Activity

    ray.c.carpenter

  • Equilateral triangle from a rectangle - diagram 1a

    Activity

    ray.c.carpenter

  • van Schooten's theorem extended diagram for proof

    Activity

    ray.c.carpenter

  • van Schooten's theorem start point

    Activity

    ray.c.carpenter

  • Dynamic Pythagoras drawing for proof

    Activity

    ray.c.carpenter

  • Static Pythagoras drawing for proof

    Activity

    ray.c.carpenter

  • Perpendicular from centre to chord

    Activity

    ray.c.carpenter

  • Alternate segment

    Activity

    ray.c.carpenter

  • Angle in semicircle

    Activity

    ray.c.carpenter

  • Angle at centre and circumference

    Activity

    ray.c.carpenter

  • Angle between tangent and radius

    Activity

    ray.c.carpenter

  • Tangents from a point

    Activity

    ray.c.carpenter

  • Opposite angles in a cyclic quadrilateral

    Activity

    ray.c.carpenter

  • Angles in the same segment

    Activity

    ray.c.carpenter