Protractor Angle Demo

Auteur :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.

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Model sferyczny - dwunastościan-dwudziestościan
Viviani's Curve
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Slope and Road Signs
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Theorem 19: Circle theorem
Exercise 12
Take 1
sin2

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Equations
Equation Différentielle
Fonctions
Triangles
Parabole