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拼平行四邊形
Author:
周桂名
Topic:
Geometry
,
Parallelogram
,
Translation
拼平行四邊形,拖曳需要的線段,可以試著旋轉(黃)、平移(藍),不改變大小,來組合平行四邊形
GeoGebra
New Resources
三位數除以一位數(一)
兩組對邊相等和有直角的四邊形
兩位數除以一位數(一)
異分母分數減法
算柱 (兩位數)
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平方數2平方數2
proof24 羅文頡
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Incircle or Inscribed Circle
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Rational Numbers
Coordinates