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趣味动脑数学题已知:△ABC中∠B=90°,AD=DE=EC,AB=5,BC=12求:BD=?来试试你的解题思路吧~#数学思维 #学生家长
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趣味动脑数学题已知:△ABC中∠B=90°,AD=DE=EC,AB=5,BC=12求:BD=?来试试你的解题思路吧~#数学思维 #学生家长
2 months ago
douyin.com中小数学思维训练
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