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圓錐截面曲線
Author:
Tone
New Resources
未命名
毕氏螺线
dandelin
建中學科能力102-6
动态二面角
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國中數學
多物件逐一移動，單一物件分段移動
Sonia and Julie
Bkkss f3 ch7(1)
圆与方2019，
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Geometric Transformations
Tree Diagrams
Orthocenter
Scatter Plot
Area