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Ivan Chan

  • 3 equidistant problem

    Activity

    Ivan Chan

  • All 4 centres coincide

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Revision of all centres

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Orthocentre

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Incentre

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Circumcentre

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Centroid

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Centre of a Triangle

    Activity

    Ivan Chan

  • G9 Ch.9 Lines and Centres of a Triangle

    Book

    Ivan Chan

  • Centre of a triangle

    Activity

    Ivan Chan

  • G9 Ch.6 Probability

    Book

    Ivan Chan

  • Throwing dice simulator

    Activity

    Ivan Chan