1)在三角形ABC中,角BAC等于90度,角ACB等于30度,AD是BC边上的高,BE是角ABC的角平分线,且交AD于P交AC于E,如果AP等于2,则AC的长为( )A 4 B 5 C 6 D 82)AB平行于CD,角BAC和角ACD的平分线交于点O,OE垂直于AC
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![1)在三角形ABC中,角BAC等于90度,角ACB等于30度,AD是BC边上的高,BE是角ABC的角平分线,且交AD于P交AC于E,如果AP等于2,则AC的长为( )A 4 B 5 C 6 D 82)AB平行于CD,角BAC和角ACD的平分线交于点O,OE垂直于AC](/uploads/image/z/800763-51-3.jpg?t=1%EF%BC%89%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C%E8%A7%92BAC%E7%AD%89%E4%BA%8E90%E5%BA%A6%2C%E8%A7%92ACB%E7%AD%89%E4%BA%8E30%E5%BA%A6%2CAD%E6%98%AFBC%E8%BE%B9%E4%B8%8A%E7%9A%84%E9%AB%98%2CBE%E6%98%AF%E8%A7%92ABC%E7%9A%84%E8%A7%92%E5%B9%B3%E5%88%86%E7%BA%BF%2C%E4%B8%94%E4%BA%A4AD%E4%BA%8EP%E4%BA%A4AC%E4%BA%8EE%2C%E5%A6%82%E6%9E%9CAP%E7%AD%89%E4%BA%8E2%2C%E5%88%99AC%E7%9A%84%E9%95%BF%E4%B8%BA%EF%BC%88+%EF%BC%89A+4+B+5+C+6+D+82%EF%BC%89AB%E5%B9%B3%E8%A1%8C%E4%BA%8ECD%2C%E8%A7%92BAC%E5%92%8C%E8%A7%92ACD%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%BA%A4%E4%BA%8E%E7%82%B9O%2COE%E5%9E%82%E7%9B%B4%E4%BA%8EAC)
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