Một đám đất hình chữ nhật có chiều dài 24m, chiêif rộng bằng 2 chiều 3. Người ta sử dụng 70% diện tích đám đất để làm nhà. Phần đất còn 1 lại trồng cây. Tính diện tích đất trồng.

Các câu hỏi liên quan

I. Complete the second sentence so that it has a similar meaning to the first one. (1.0pt) 1. Mary is more intelligent than her sister. Mary’s sister isn’t ............................................................................................... 2. My brother cycles slowly. My brother is…………………………….………………………………….. 3. I often walk from my house to the zoo in fifteen minutes . It ……………………………………………………………………… 4.Because of the bad weather, we had to stop our picnic. The bad weather prevented …………………………… 5.You shouldn’t eat too many candies. You had ………………………………………………………………………………..… 6.The last time Henry smoked a cigarette was in 2005. Henry hasn’t…………………………………………………………….….…. 7.Bill and Peter are too young to ride motor-cycles. Bill and Peter are not……………………………………………………….…….. 8. Reading scientific books is one of my interests. I'm............................................................................................................... 9.It’s not a good idea to travel during the rush hour. It’s better to avoid …………………………………………………………….. 10.People all over the country have helped the poor people in the flood region. The poor people…………………………………………………………………