Cho tứ diện ABCD, M và N lần lượt là trung điểm các cạnh AB và CD, G là trọng tâm tam giác BDC. Đường thẳng AG cắt đường thẳng nào trong các đường thẳng sau đây?  

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose one sentence that has the same meaning as the root one:

  I haven't seen this kind of hat before.

   

• Choose one sentence that has the same meaning as the root one:

  He read a newspaper during breakfast.

   

• Choose the word that has the underlined part pronounced differently from the rest:

  year                  near                 wear                  gear

• Choose a word that has different stress pattern:

  celebrate                   refreshment                        restaurant                     relative

• Choose a word that has different stress pattern:

  informal                 classmate                  library                   horrible

• Choose the best answer for the following sentence:

  My brother doesn’t enjoy _____________ very much.

   

• Choose the best answer for the following sentence:

  The suspect refused __________________ any more questions.

   

• Choose the best answer for the following sentence:

  One of the boys admitted _________________ the window.
   

• Choose the best answer for the following sentence:

  There is a birthday cake _____________ seven candles on the table.

   

• Choose a word that has different stress pattern:

  problem                 baseball                  comfort                  provide