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固定三角形的條件−題5
Author:
Anthony OR 柯志明
Topic:
Congruence
,
Triangles
GeoGebra
柯志明 香港教育局
New Resources
正方形雪花图案
双心四边形
折扣
平行線的斜率
常见四边形是否是双心四边形
Discover Resources
[問題] x² + 2xy + y² + 5x + ay + b > 0
prism
分點公式：P = (?)A + (?)B + (?)C
伊斯蘭窗花 0410
城市
Discover Topics
Step Functions
Arithmetic Operations
Scatter Plot
Natural Numbers
Tree Diagrams