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根據百分率找數量（一）: 例4 的複本
Author:
Miss Tsang
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
中華民國國旗 (Codex╱2026.10.06)
Nested spiral octagon
找出對稱軸
Fibonacci Clock
近似值：有效數字
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圓周
Quiz on Projection of a Line Segment on a Plane 投影：測驗
圓周率的應用 題A
面積3
近似值：有效數字
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Intersection
Quadratic Equations
Plane Figures or Shapes
Surface
Differential Equation