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如图所示,在平行四边形ABCD中,CE是∠DCB的平分线,且交AB于E,DB与C...
如图所示,在平行四边形ABCD中,CE是∠DCB的平分线,且交AB于E,DB与CE相交于O,已知AB=6,BC=4,则
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103101349168566300/SYS201311031013491685663028_ST/0.png)
等于( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103101349168566300/SYS201311031013491685663028_ST/images1.png)
A.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103101349168566300/SYS201311031013491685663028_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103101349168566300/SYS201311031013491685663028_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103101349168566300/SYS201311031013491685663028_ST/3.png)
D.不一定
考点分析:
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已知D、E分别是△ABC的AB、AC上的一点,DE∥BC且S
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A.
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如图,梯形ABCD中,AB∥CD,如果S
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