13.用16根火柴棒摆出不同的长方形,能摆出几种?分别写出它们的长和宽.(以火柴棒根数为单位)
0 162588 162596 162602 162606 162612 162614 162618 162624 162626 162632 162638 162642 162644 162648 162654 162656 162662 162666 162668 162672 162674 162678 162680 162682 162683 162684 162686 162687 162688 162690 162692 162696 162698 162702 162704 162708 162714 162716 162722 162726 162728 162732 162738 162744 162746 162752 162756 162758 162764 162768 162774 162782 199269
长有几根火柴(根) | ||||
宽有几根火柴(根) |