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Angles in a triangle add up to 180°
作者：
John Tranter
主題：
角度
,
幾何
Drag the points to see how the angles change.
GeoGebra
最新資源
Open Education 2026
AI for Math Teachers (prompt examples)
Parallel lines, Transversals and Segments
z`]]
Cartesian Notation of a Vector
探索資源
Fractions: Skills & Concepts
Exercise 18
Non-rectangular p-gram by 1 pair sides parallel and con.
Alternate Segment
Parallelogram project jiwoo
探索主題
統計
正方形
二次函數
平均數
Pythagoras or Pythagorean Theorem