如图,△ABC中,DE//FG//BD,AD:FD:FB=1:1:1,则S△ADE:S四边形DEGF:S四边形FGCB

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如图,△ABC中,DE//FG//BD,AD:FD:FB=1:1:1,则S△ADE:S四边形DEGF:S四边形FGCB
如图,△ABC中,DE//FG//BD,AD:FD:FB=1:1:1,则S△ADE:S四边形DEGF:S四边形FGCB

如图,△ABC中,DE//FG//BD,AD:FD:FB=1:1:1,则S△ADE:S四边形DEGF:S四边形FGCB
1:4:9