△ABC中,AB=AC,∠BAC=36°,BD平分∠ABC交AD于点D.求证:BC²=CD×CA

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△ABC中,AB=AC,∠BAC=36°,BD平分∠ABC交AD于点D.求证:BC²=CD×CA

△ABC中,AB=AC,∠BAC=36°,BD平分∠ABC交AD于点D.求证:BC²=CD×CA
△ABC中,AB=AC,∠BAC=36°,BD平分∠ABC交AD于点D.求证:BC²=CD×CA
 

△ABC中,AB=AC,∠BAC=36°,BD平分∠ABC交AD于点D.求证:BC²=CD×CA
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