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題1
Author:
ylmapsstudent
GeoGebra
New Resources
算柱 (兩位數)
sanjiaohanshu
四邊形的特性
兩組對邊相等和有直角的四邊形
三位數除以一位數（二）
Discover Resources
rainbow
[問題] a² + b² = 1, (c-4)² + (d-2)² = 5，求 ad - bc 最大值？
線性組合2： 三角形
伊斯蘭窗花
弹簧测力计
Discover Topics
Probability
Pythagoras or Pythagorean Theorem
Tree Diagrams
Functions
Similarity Transformation or Similarity