Protractor Angle Demo

作成者:rcsellers

Just a quick demonstration of why there are two scales on a protractor. Many students don't seem to have a good conceptual grounding in how they should reason through which scale to use.

新しい教材

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Squaring a Rectangle (PST Version)
Perpendicular Lines: Quick Exploration
Rovnoběžnost rovin
Linear Combination of Vectors

教材を発見

Opdracht 6
Configuration- and Shapespace of Triangles
Slow But Steady
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トピックを見つける

角柱
複素数
回転
ランダムな実験
正方形