一块平行四边形的菜地,底长300米,高36米,共收油菜籽3240千克.平均每公顷产油菜籽多少千克
一块平行四边形的菜地,底长300米,高36米,共收油菜籽3240千克.平均每公顷产油菜籽多少千克
其他人气:830 ℃时间:2020-04-07 04:40:19
优质解答
3240÷300÷36*10000=3000
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