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  1. Year 9 Mathematics
    1. Geometry

    Year 9 Mathematics

    Author:Patrick Robertson
    Topic:Angles, Congruence, General Quadrilateral, Geometry, Mathematics, Polygons, Similar Triangles, Geometric Transformations, Triangles

    Geometry

    • Complementary Angles Meaning

    • Supplementary Angles Meaning

    • Vertical Angles Exploration (1)

    • Exploring Alternate Interior Angles (V2)

    • Exploring Alternate Exterior Angles (V2)

    • Exploring Corresponding Angles (V2)

    • Same-Side-Interior Angles: Quick Investigation

    • Same-Side-Exterior Angles: Quick Investigation

    • Transversal Intersects Parallel Lines

    • Exploring Polygon Angles: Triangle through Octagon

    • Polygons: Exterior Angles - REVAMPED

    Next
    Complementary Angles Meaning

    New Resources

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    • Colors for GeoGebra
    • The Red Chair
    • Untitled

    Discover Resources

    • Untitled
    • derivata dire.le calcolo manuale
    • Areasinus hyperbolikus - Umkehrung von sinh(x)

    Discover Topics

    • Hypergeometric Distribution
    • Ellipse
    • Rectangle
    • Statistical Characteristics
    • Normal Distribution
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