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A Triangle's Angles
作者：
Steve Kifowit
主題：
角度
The sum of the measures of the interior angles of any triangle is 180°.
GeoGebra
最新資源
Congruent Sides & Angles in △s: Exploration
Parabolas, Lines and Nomograms
What Do You See? (2)
Pythagorean Template: Integer Legs
z`]]
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Merry Christmas 2014
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探索主題
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