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平行四边形的面积. 小学教育组 +04+ 潘霄玥. 此图片应该是一副校门口花坛的图片. 比一比,哪个图形面积大?. 平移法. 数格子法. 用 a 表示平行四边形的底, 用 h 表示平行四边形的高 , S 表示平行四边形的面积. 平行四边形的面积 = 底 × 高. S = a h. 再见!.

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slide1

平行四边形的面积

小学教育组+04+潘霄玥

slide4

用a表示平行四边形的底,

用h表示平行四边形的高,

S表示平行四边形的面积 .

平行四边形的面积=底×高

S = a h

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