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  1. ICSE-ClassIX-Math
    1. 9.Triangles (congruency)

    ICSE-ClassIX-Math

    Autor:Sekhar S
    ICSE Math activities of class IX https://cisce.org/UploadedFiles/PDF/12.%20ICSE%20Mathematics.pdf

    9.Triangles (congruency)

    • Triangle Sides and Angles

    • Angles opposite to equal sides (isosceles triangle)

    • Triangle Medians: Quick Investigation

    • Medians Centroid Theorem (Proof without Words)

    • Medians and Centroid Dance

    • Triangle Altitude Illustrator and Definition Writing Prompt

    • Drawing Orthocentre & Some Quiz

    • Triangle Exterior Angle

    • Polygons: Exterior Angles

    • SAS Theorem & Similarity

    • SAS: Dynamic Proof!

    • ASA Theorem?

    • gg

    Següent
    Triangle Sides and Angles

    Nous materials

    • Superellipse
    • Fourier Lissajous (Mechanical)
    • bewijs stelling van Pythagoras
    • Perimeter of Rectangle
    • အခြေခံ data အခေါ်အဝေါ်များ

    Descobriu materials

    • Testing
    • Rotations (with credit to http://nrich.maths.org/6987)
    • Hypocycloid & Hypotrochoid
    • No.3 (D)
    • Chapter 1: slope field stable/unstable

    Descobriu Temes

    • Triangles
    • Quadrat
    • Sinus
    • Principal
    • Funcions lineals
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