Tại sao AC² có thể bằng \(\dfrac{1}{2}\) vậy ạ?

bạn có thể giải thích vì sao lại chia như vậy ko ạ?

lực đẩy là: F_A  = 10,5 - 7,5 =3 (N)

Thể tích là: 

V = \(\dfrac{Fa}{d}\)= \(\dfrac{3}{10000}\)= 0,0003 (m³)

III. Circle the mistake then correct it in each sentence:

 Question 17. When you come to (A) Brazil, you should tip (B) the waiter 10% for (C) the bill (D).

Question 18. When eating (A) in India, you always should (B) use the (C) right hand. Never use (D) the left hand.

Question 20. When (A) we were young, we have to (B) stand in a row (C) to greet the guests (D) .

 Question 21. People have followed (A) the tradition of (B) give (C) lucky money on Tet for (D) a long time.

mn làm và giải thích giúp mình vs nhé!