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拋物線3--平行四邊形法
Author:
15黃瀚霆
GeoGebra
New Resources
四邉形 (四年級) 教師版
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
画直线等分三角形的面积
異分母分數減法
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底圖為圓，截面為半圓
Angle at Centre
circle1
生活中的平面圖形─多邊形的性質
练习及小结
Discover Topics
Sequences and Series
Square
Solids or 3D Shapes
Ratios
Functions