职教组卷基于海量职教高考试题库建立的在线组卷及学习系统
职教组卷
  • 题型:选择题 题类:模拟题 难易度:难

    如图,平面四边形\(ABCD\)中,\(AC\)与\(BD\)交于点\(P\),若\(3\overrightarrow{AP}+\overrightarrow{BD}=3\overrightarrow{BC}\),\(AB=AD=\sqrt{3}BC\),\(\angle CAD+\angle ACB=\dfrac{5}{6}\pi \),则\(\dfrac{CD}{AB}=(\)    \()\)

    A. \(\dfrac{\sqrt{21}}{3}\) B. \(\dfrac{\sqrt{21}}{4}\) C. \(\dfrac{2\sqrt{6}}{3}\) D. \(\dfrac{\sqrt{6}}{2}\)
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