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Reflection about a vertical line / a horizontal line
Author:
Ngan Hok Hei
Topic:
Coordinates
GeoGebra
New Resources
探究長方形對角線上的正方形數目
以百分數比較兩個數值
apec
Example of using color palette
z`]]
Discover Resources
Slope
a + b cos x
Tessellation #2 Part 7
เรือน้อยไม่ถอยหลัง
Fraction addition
Discover Topics
Cylinder
Isosceles Triangles
Conic Sections
Calculus
Mathematics