如图已知AB=AE,AC=AD,BC=DE,试说明角CAE=角DAB

已知:如图,AC/AD=AB/DE=BC/AE.求证AB=AE 已知,如图,AD/AC=DE/AB=AE/BC,求证AB=AE 已知,如图,AD:AC=DE:AB=AE:BC 求证：AB=AE 如图,已知：AB=AE,AC=AD,AC⊥AD,AB⊥AE.求证：ED⊥BC. 如图,DE//BC,请问AD:AC=AE:AB?AD:AE=AB:AC? 已知:如图,AD/AB=AE/BC求证：AD/AE=DB/EC和AB/DB=AC/EC 已知:如图,AD/AB=AE/BC求证：AD/AE=DB/EC和AB/DB=AC/EC 如图,已知AD//BC,AD=BC,AE⊥AD,AF⊥AB,AE=AD,AB=AF.求证：AC=EF. 已知:如图,B、D分别在AC、CE上,AD是∠CAD的平分线,BD‖AE,AB=BC.请证:AC=AE 如图,已知AB=AE,BC=ED,AC=AD,求证:BE平行CD 如图,已知AB=AC,DE‖BC,试说明:AD=AE. 如图已知AB=AC,DF⊥BC,求证AD=AE 如图,已知AE=AD,AB=AC,求证ED⊥BC 如图,已知AD⊥AB,AD⊥AC,AE⊥BC.D是FG的中点,AF=AG,EF=EG.求证：BC∥FG. 如图,已知AE⊥AD,AF⊥AB,AF=AB,AE=AD=BC,AD‖BC,求证AC⊥EF 数学题求解,已知,如图,点d,e分别是在ab ,ac上,ad÷ab=ae÷ac求证de平行bc 已知如图 △ABC中,AD⊥BC于D DE⊥AB于E DF⊥AC于F 求证 AE:AF=AC:AB 如图,已知AB/AD=AC/AE=BC/DE,试说明:AB*EC=AC*BD