Protractor Angle Demo

Auteur :Caitlyn Zitka, 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.

Nouvelles ressources

Mondrian's Puzzle
Building Parallelograms with Set Areas
Building Triangles with Set Areas
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Focus and Directrix

Découvrir des ressources

Medians of a Triangle
Dual Isosceles trapezoidals
Concept of Similarity
Параметр1-Шестаков
Explore Partitioning Line Segments

Découvrir des Thèmes

Soustraction
Polygones
Cône
Parabole
Fonction Tangente