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opposite angles of a cyclic quadrilateral are supplementary
Author:
zacharias thomas
GeoGebra
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Rotating Points (Optical Illusion)
Angles and Intersecting Lines: Quick Investigation
Construct a Square
van Aubel's Theorem
Piano. Keyboard.
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Cosec Graph with transformations
Constr, Perp. Rigla
Congruence Transformation #2
S. 51 opg 2 D)
The distance between parallel lines in space
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Real Numbers
Trapezoid
Solids or 3D Shapes
Multiplication
Kite