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

רישום חופשי
Nikmati Keunggulan Di Bandar Judi Terpercaya
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apec
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Question1
The Gradient Vector
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数列と級数
相似三角形
移動・変換
合同
二次方程式