Triangle Exterior Angle Sum Theorem

Author:GreenMaths

Move the sliders what do you notice about the exterior angle and the interior opposite angles. you can move the sliders back and drag the points to change the shape of the triangle.

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Damped Trochoidal Curve
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Viviani's Curve
Fourier Lissajous (Mechanical)
Rolling Circles and Polygons

Discover Resources

G9 Ch.9 Lines and Centres of a Triangle
Lehenengoa.
functions
Strahlensätze - LEHRERVERSION
Vertically Opposite Angles

Discover Topics

Frequency Distribution
Random Variables
Symmetry
Geometry
Quadratic Equations