(1)如图,已知∠BAC=∠DAE,AB=AC,AD=AE,求证:∠B=∠C,BD=CE
1个回答
因为∠BAC=∠DAE
所以∠BAC-∠DAC=∠DAE-∠DAC
即∠BAD=∠CAE
又AB=AC,AD=AE
所以三角形BAD全等于三角形CAE
所以:∠B=∠C,BD=CE
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