Montando figuras

Diagonais de um polígono

http://www.youtube.com/watch?v=AAMygyCKHrU

line analyzer... watch this video to learn how to use http://www.youtube.com/watch?v=AAMygyCKHrU

http://www.youtube.com/watch?v=AAMygyCKHrU

'Tangram' Puzzle 'Cat'

Use all geometric shapes below in order to recreate the cat shown. You can translate the shapes by dragging the blue points. You can rotate the shapes by dragging the green points with the mouse. Click the little icon in the upper right corner in order to reset the worksheet and start over.

Piramide Apotema

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