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David Coley

  • Copy of Definition of Sine & Cosine

    Activity

    David Coley

  • Half Square

    Activity

    David Coley

  • Half Equilateral Triangle

    Activity

    David Coley

  • Side Side Side Triangle Construction

    Activity

    David Coley

  • SSS Triangle Construction

    Activity

    David Coley

  • Square Construction

    Activity

    David Coley

  • Tri-Ellipse Construction

    Activity

    David Coley

  • Proof Construction 3: Similar Triangles

    Activity

    David Coley

  • Proof Construction 2: Rhombus

    Activity

    David Coley

  • Proof Construction 1: Congruent Triangles

    Activity

    David Coley

  • Point of Equal Tension

    Activity

    David Coley

  • Dodecahedron Half 1 Dome

    Activity

    David Coley

  • Dodecahedron Half

    Book

    David Coley

  • Dodecahedron Half 3 Star

    Activity

    David Coley

  • Dodecahedron Half 10 Bowtie

    Activity

    David Coley

  • Dodecahedron Half 9b Snake Right

    Activity

    David Coley

  • Dodecahedron Half 9a Snake Left

    Activity

    David Coley

  • Dodecahedron Half 8b Snail Right

    Activity

    David Coley

  • Dodecahedron Half 8a Snail Left

    Activity

    David Coley

  • Dodecahedron Half 7b Tail Right

    Activity

    David Coley

  • Dodecahedron Half 7a Tail Left

    Activity

    David Coley

  • Dodecahedron Half 6b Appendage Right

    Activity

    David Coley

  • Dodecahedron Half 6a Appendage Left

    Activity

    David Coley

  • Dodecahedron Half 5b Kite Right

    Activity

    David Coley