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Outline

  1. Congruent Triangles
    1. Angles of Triangles

    Congruent Triangles

    Author:Cathy
    Topic:Triangles
    A discovery of congruent triangles and their properties

    Angles of Triangles

    How are the angle measures of a triangle related?

    • Finding Angle Measures

    • Measuring Exterior Angles

    • Classifying Triangles by Sides-part 1

    • Classifying Triangles by Sides-part 2

    • Classifying Triangles by Sides - part 3

    • Classifying Triangles by Angles

    Next
    Finding Angle Measures

    New Resources

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    • bewijs stelling van Pythagoras
    • Fractal Tétraèdre. Dilatation -1/2 centre triangles
    • Rectangle Construction Template (V2)
    • Domain of f(x,y)

    Discover Resources

    • Drawing 4-circle with 5-compass
    • Test
    • Section 10.5 Activities
    • Special Calculators

    Discover Topics

    • Rotation
    • Random Experiments
    • General Quadrilateral
    • Geometry
    • Similar Triangles
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