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点P在,设△ABC的面积是△PBC的面积的m倍,那么m=( ) A.1 B. C...
点P在
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101223756884282499/SYS201311012237568842824007_ST/0.png)
,设△ABC的面积是△PBC的面积的m倍,那么m=( )
A.1
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101223756884282499/SYS201311012237568842824007_ST/1.png)
C.4
D.2
考点分析:
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