Hinge Theorem and Its Converse

作成者:Samantha Garcia

In the figure below, AE = BF and AC = BD. Move points E, C, F, and D to change the size of angles A and B. What do you notice about the lengths of EC and FD and their opposite angles?

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Reflection = 180° Rotation about a Line
Prism Drawn in 1-Point Perspective
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Shells
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

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Линейни неравенства.
Point Slope form of Line
sum of the interior angles of a triangle is 180 degrees
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べき関数
長方形
導関数
曲面
平行四辺形