Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Question 1
Author:
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
New Resources
רישום חופשי
Nefroida
z`]]
Two-Way Tables and Ven Diagrams
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Discover Resources
Uniform circular motion
A variant of the Asymmetric Propeller theorem
การลบจำนวนเต็ม
rate and ratio
Common Notion 1
Discover Topics
Differential Equation
Similarity Transformation or Similarity
Addition
Interest Calculation
Probability