1.一快平行四边行铁皮的底是0.8米,比这条底边上的多0.3米,这快铁皮的面积是多少平方米?
2.一个平行四边行的面积是24平方米。
1。它的底和高可能是多少?(老师给的答案是:a=1cm h=24cm a=2 h=12cm a=3cm h=8 总之很多)
2。请在下面的方格图中画一画.(一个方格代表1平方米)
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这道题该怎样画?
请帮我画一画,请快些,明天交