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如图,点M是△ABC内一点,过点M分别作直线平行于△ABC的各边,所形成的三个小...
如图,点M是△ABC内一点,过点M分别作直线平行于△ABC的各边,所形成的三个小三角形△
1、△
2、△
3(图中阴影部分)的面积分别是4、9和49,则△ABC面积是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131021230657535639614/SYS201310212306575356396009_ST/images0.png)
A.144
B.132
C.62
D.186
考点分析:
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