如图,梯形ABCD中,∠ABC和∠DCB的平分线相交于梯形中位线EF上的一点P,若EF=3,则梯形ABCD的周长为
![](https://img.xkw.com/dksih/QBM/2011/2/28/1577471134875648/1577471225585664/STEM/4166b6f2e49341e39001c5e3fc38fbc8.png)
![](https://img.xkw.com/dksih/QBM/2011/2/28/1577471134875648/1577471225585664/STEM/4166b6f2e49341e39001c5e3fc38fbc8.png)
A.9 | B.10.5 | C.12 | D.15 |
11-12九年级上·河北·期中 查看更多[4]
(已下线)2011届河北省曙光教育集团初三上学期中数学卷(已下线)2011年安徽省泗县初二上学期期末数学卷(已下线)2009年高级中等学校招生全国统一考试数学卷(山东淄博)(已下线)2011年安徽省潘集区初二第二次联考数学卷
更新时间:2019-01-30 18:14:09
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