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如图,在△ABC中,∠ACB=90°,CD⊥AB于D,若AC=2,AB=3,则t...
如图,在△ABC中,∠ACB=90°,CD⊥AB于D,若AC=2
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103102724095182576/SYS201311031027240951825010_ST/0.png)
,AB=3
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103102724095182576/SYS201311031027240951825010_ST/1.png)
,则tan∠BCD的值为( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103102724095182576/SYS201311031027240951825010_ST/images2.png)
A.
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B.
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C.
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D.
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