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Author:
Apai Ngakal
New Resources
Non-obvious Geometrical Properties of a Triangle
Ex3 (Slant symmetrical axis)
Ex1 (Vertical symmetrical axis)
題三 (傾斜的對稱軸)
題二 (水平對稱軸)
Discover Resources
Price Elasticity, and Supply and Demand Curves
Teorema Înălțimii.
Destiny
szelő - érintő
從1~20，選出7個不同的自然數，令到下列分數之和為1。
Discover Topics
Fractions
Trigonometric Functions
Calculus
Fractal Geometry
Quadratic Equations