Triangle Angles Exploration

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Use the applet below to explore the relationship between the interior angles of a triangle. What do you notice about the angles of the triangle ADE? Note that line AB is parallel to segment DE.

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Torsional Moment - Part 3
Exponential Functions -Transformations
Segment Copy
Moments and Angles
Special Right Triangle (2): Thinking Classroom Exploration

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正三角形
雙曲線
周長
線段
3D 向量（三維）

Triangle Angles Exploration

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