Produced using Wolfram Alpha Demonstrations.
Video by Evan der Millner
Tuesday, 25 December 2012
005 Showing the exterior angles of a polygon equal 360 degrees.
Produced using Wolfram Alpha Demonstrations.
Video by Evan der Millner
004 Showing the interior angles of a triangle equal 180 degrees using folding
Produced using Wolfram Alpha Demonstrations.
Video by Evan der Millner
003 The essential elements of a circle in geometry
Produced using Wolfram Alpha Demonstrations.
Video by Evan der Millner
002 Proving that the interior angles of a triangle equal 180 degrees
Video by Evan der Millner
001 How to place coordinates on a graph
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