如图,在平行四边形ABCD的边BC上任取一点P作对角线BD的平行四边形与CD交于点Q,连接PA、PD、QA、QB,则与△ABP面积相等的三角形有几个?写出它们,并说明理由.好像是有三个,理由怎么写呀?如图,在
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![如图,在平行四边形ABCD的边BC上任取一点P作对角线BD的平行四边形与CD交于点Q,连接PA、PD、QA、QB,则与△ABP面积相等的三角形有几个?写出它们,并说明理由.好像是有三个,理由怎么写呀?如图,在](/uploads/image/z/14308852-4-2.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E7%9A%84%E8%BE%B9BC%E4%B8%8A%E4%BB%BB%E5%8F%96%E4%B8%80%E7%82%B9P%E4%BD%9C%E5%AF%B9%E8%A7%92%E7%BA%BFBD%E7%9A%84%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2%E4%B8%8ECD%E4%BA%A4%E4%BA%8E%E7%82%B9Q%2C%E8%BF%9E%E6%8E%A5PA%E3%80%81PD%E3%80%81QA%E3%80%81QB%2C%E5%88%99%E4%B8%8E%E2%96%B3ABP%E9%9D%A2%E7%A7%AF%E7%9B%B8%E7%AD%89%E7%9A%84%E4%B8%89%E8%A7%92%E5%BD%A2%E6%9C%89%E5%87%A0%E4%B8%AA%3F%E5%86%99%E5%87%BA%E5%AE%83%E4%BB%AC%2C%E5%B9%B6%E8%AF%B4%E6%98%8E%E7%90%86%E7%94%B1.%E5%A5%BD%E5%83%8F%E6%98%AF%E6%9C%89%E4%B8%89%E4%B8%AA%2C%E7%90%86%E7%94%B1%E6%80%8E%E4%B9%88%E5%86%99%E5%91%80%3F%E5%A6%82%E5%9B%BE%EF%BC%8C%E5%9C%A8)
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