Cho tam giác ABC có M , Q , N lần lượt là trung điểm của AB , BC , CA. Khi đó vectơ  là vectơ nào sau đây?

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Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

   _________________ players are not allowed to interfere with the opponent’s movements unless the player is holding the ball.

   

• Choose the best answer for the following sentence:

   A water polo ball is constructed of waterproof material to allow it to float ______________ the water.

   

• Choose the best answer for the following sentence:

   There are six field player positions and a goalkeeper ____________ each team.

   

• Choose the best answer for the following sentence:

  ___________________ is a sport in which two or more people perform complicated and carefully planned movements in water in time to music.

   

• Choose the best answer for the following sentence:

   If the tie is not broken after two overtime ________________, a penalty shootout will determine the winner.

   

• Choose the best answer for the following sentence:

   Minor ________________ occur when a player impedes or otherwise prevents the free movement

  of an opponent including swimming on the opponent’s shoulders, back or legs.
   

• Choose the best answer for the following sentence:

   _______________ is a game played in a swimming pool in which two teams of swimmers

  try to score goals with a ball.
   

• Choose the best answer for the following sentence:

   Offensive players may be called for a foul by pushing off a defender to pro-vide space for a ____________ or shot.

   

• Choose the best answer for the following sentence:

  A penalty shot is _______________ when a major foul is committed inside the 5-meter line.

   

• Choose the best answer for the following sentence:

  A dry pass, meaning the ball does not ________________ the water is thrown a few inches above the head of the catching player.