Trường THCS Nguyễn Biểu .                       Th 6 ngày 28 tháng 10  năm 2016.     

  H Tên:……………………………………………….  

  Lớp 7a .                                          Kiểm tra  hình học . Chương I . ( Tg : 45 phút) .

Điểm

  Lời phê của thầy

                                                                  §Ò kiÓm tra

 Bài 1 : Cho hình vẽ:

  biết a//b, = 900, = 1200, Tính

 

 

 

 

 

 

 

 

 

 

 

 

 

              Bµi 2 :       Cho h×nh v :

                                TÝnh s đ = ? ,

                                    Biết a // b .

 

 

                Bài 3:             Cho hình vẽ, trong đó , Ot là tia phân giác của góc AOB.

                                        Hỏi các tia Ax, Ot và By có song song với nhau không? Vì sao?                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              

  Bài giải :

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