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Question 1
Autor:
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
Neue Materialien
Probabilities with Two-Way Tables
Rovnoběžnost rovin
Writing and Graphing Proportional Relationships (k>0)
Angle Addition Postulate (V2) - Integer Solutions
Basic and Compound Inequality Illustrator
Entdecke Materialien
Slope Fields
Generalized Hart's A-frame
Pre Calculus
Project - Conditional Visibility - 3
Unit Circle & Trigonometric Ratios
Entdecke weitere Themen
Trigonometrie
Konfidenzintervall
Kreis
Logik oder Logikrätsel
Rationale Zahlen