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Author:
Yi Ching Chen
GeoGebra
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Bibi Khanun mosque - gear pattern - ks
Bibi Khanum mosque - weave pattern side wall - ks
Gur Emir wall pattern - ks
Bibi Khanum mosque - cross pattern - ks
Area of the Shaded Region (1)
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Quadrilateral 3
The foci of an ellipse, reflected across its tangents (2)
Spreadsheets
SummerGraphDraw
LR1-01-XT1 (Add and subtract one-step equations)
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Tangent Function
Similar Triangles
Mode
Solids or 3D Shapes
Exponent