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
Determinant Equation of a Line
Multiplying 4-Digit by 4-Digit Numbers Using an Area Model
z`]]
רישום חופשי
seo tool
Discover Resources
Kite w/ Instruction 2
t-ângulo
How the Sun did not become a Black hole
Pushing a Block of Ice
קובץ א, תרגיל 38
Discover Topics
Reflection
Correlation
Boxplot
Derivative
Centroid or Barycenter