好多三角形相似,自己画图找去
BC=3,AC=4,因此AB=5,DE=EF=FG=GH
△ABC∽△AGD∽△GFC∽△FBE
AD/DG=AC/BC=4/3,AD=4DG/3
EB/EF=BC/AC=3/4,EB=3EF/4=3DG/4
AD:DE:EB=4DG/3:DG:3DG/4=4/3:1:3/4=16:12:9
好多三角形相似,自己画图找去
BC=3,AC=4,因此AB=5,DE=EF=FG=GH
△ABC∽△AGD∽△GFC∽△FBE
AD/DG=AC/BC=4/3,AD=4DG/3
EB/EF=BC/AC=3/4,EB=3EF/4=3DG/4
AD:DE:EB=4DG/3:DG:3DG/4=4/3:1:3/4=16:12:9