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Question 1
Autore:
Arthur Lee
圖中有一組藍色的線。移動紅點可改變其中一條線的角度。圖中可以出現最多幾多對互相垂直的藍線？
GeoGebra
答案：四對
Nuove risorse
Two Triangle Theorem
Proving Triangles Similar: Multistep Transformations
Folding door
အခြေခံ data အခေါ်အဝေါ်များ
Text with alpha background color
Scopri le risorse
MOTO ARMONICO
Linear Equations Self-Check
composition 1
Parallel Lines Cut by a Transversal
M2_10_10_2_1
Scopri gli argomenti
Integrale indefinito
Deltoide
Vettori 3D (tridimensionali)
Triangoli simili
Parabola