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生活中的平面圖形關係─全等
Author:
Galen_1
Topic:
Congruence
GeoGebra
New Resources
拼砌四邊形
【案例】2013年安徽高考15题
画直线等分三角形的面积
第八周作业
算柱 (兩位數)
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clock
something wrong...
[問題] a² + b² = 1, (c-4)² + (d-2)² = 5,求 ad - bc 最大值?
glt-h02-01-長方體動態展開圖
Net of pyramid
Discover Topics
Parabola
Tangent Line or Tangent
Definite Integral
Sphere
Tree Diagrams