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hanthanhmai123456
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
de bai :
cho duong tron (O;R) 2 duong kinh AB va CD vuong goc voi nhau .Tren OC lay M , tren OD lay N sao cho MN=R.AN cat (O) tai P.tinh so do goc AMP?
cho duong tron (O;R) 2 duong kinh AB va CD vuong goc voi nhau .Tren OC lay M , tren OD lay N sao cho MN=R.AN cat (O) tai P.tinh so do goc AMP?
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