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ĐỀ THI KHẢO SÁT CHẤT LƯỢNG - TOÁN LỚP 6

ĐỀ THI KHẢO SÁT CHẤT LƯỢNG - TOÁN LỚP 6
ĐỀ THI KHẢO SÁT CHẤT LƯỢNG
M«n to¸n 6
Thêi gian lµm bµi 60 phót(Không kể thời gian phát đề)

Họ và tên:………………………..
Điểm
Lớp ……              
                                                        Bài làm

Câu 1(3 điểm). Tìm x, biết:
  a)  x =                ;            b)               ;           c)      
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......................................................................................................................................... Câu 2(3 điểm). Thực hiện phép tính (Tính nhanh nếu có thể):
     a)  A =              ;              b) B =        
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. ..........................................................................................................................................                            
     c) C =  
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Câu 3(3 điểm). Cho hai tia Oy và Ot cùng nằm trên nửa mặt phẳng có bờ chứa là tia Ox. Biết , .
  1. Tia Ot có nằm giữa hai tia Ox và Oy không? Vì sao?
  2. Tính =?
  3. Gọi Oz là tia đối của tia Ox. Tính =?
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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Câu 4(1 điểm). Cho S = . Hãy chứng tỏ rằng S < 1.
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Nguồn tin: Giáo viên: Nguyễn Thị Huế

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