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海伦公式分步证明
Author:
math Ku
Topic:
Area
,
Similar Triangles
,
Triangles
Prove Heron's Formula
GeoGebra
New Resources
兩位數除以一位數(二)
兩位數除以一位數(一)
兩位數加法
三位數除以一位數(二)
兩組對邊相等和有直角的四邊形
Discover Resources
E-X 电势-X
圓上的角任務(二): 提示卡
讀量杯上的刻度 (練習)
平移指令
抛物线内接直角三角形斜边中点的轨迹
Discover Topics
Function Graph
Scatter Plot
Coordinates
Interest Calculation
Parametric Curves