준호,미경의비를3:4로하여세사람에게나눌수있는연비-준호:미경:현수3:4:2 6:8:4 9:12:15 12:16:8 15:20:1모든방법을가장작은자연수-3:4:2,3:4:5,3:4:11:3:4:11..
당신은 어느 그룹입니까?