Cho hình thang ABCD có độ dài hai đáy là AB = 5 cm ,CD = 3 cm .Các điểm M,N làn lượt nằm trên các cạnh AD,BC sao cho AD = 4 MA ,BC = 4 NB .Chia ABCD thành hai hình thang ABNM , CDMN .Biết diện tích hình thang ABCD = 16 cm ² a) Tính chiều cao của hình thang ABCD b) Tính độ dài đoạn MN

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VIII. Read the passage and then answer the questions. My name is Peter and my day usually begins at six thirty. I get up and do some morning exercises for about fifteen minutes. Then I take my shower. After that I get dressed and have breakfast with my family. I usually have a light breakfast with bread and eggs. At seven thirty I leave for school. I generally take the bus to school. It takes about twenty minutes to get to school. My first class is at half past eight and I usually finish school at three. Sometimes I stay late to have a game of volleyball or work in the library. I usually reach home at around four o’ clock. When I get home I like to watch TV for a moment. Then I start my homework. I have dinner at seven o’clock. After that I often have more homework to do. Sometimes I watch TV or go out with my friends after dinner. I often go to bed at about a quarter to eleven. 36. What time does Peter’s day usually begin? ………………………………………………………………………………………………………... 37. How does he go to school? ………………………………………………………………………………………………………... 38. How long does it take him to get to school? ………………………………………………………………………………………………………... 39. Why does he sometimes stay late? ………………………………………………………………………………………………………... 40. Does he come home at six o'clock? ………………………………………………………………………………………………………...

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VII. Read and circle the best option A, B, C or D to complete the passage. Today, supermarkets are found in almost every large city in the world. But the first supermarket (31)___________ opened only fifty years ago. It was opened in New York by a man named Micheal Cullen. A supermarket is different (32) ________ other types of stores in several ways. In supermarkets, goods are placed on open shelves. The (33) __________ choose what they want and take them to be checkout counter. This means that fewer shop assistants are needed than in other stores. The way products are displayed is another difference between supermarkets and many other types of stores (34) __________ example, in supermarket, there is usually a display of small inexpensive items just in front of the checkout counter: candies, chocolates, magazines, cheap food and so on. Most customers (35) ___________ go to a supermarket buy goods from a shopping list. They know exactly what they need to buy. They do the shopping according to a plan. 31. A. is B. has been C. was D. were 32. A. in B. from C. of D. with 33. A. customers B. managers C. assistants D. sellers 34. A. in B. for C. of D. by 35. A. who B. what C. which D. whom

cho a,b,c,d,e là các số nguyên dương thoả mãn a+b+c+d+e=3a=5b=6c và d+e<10. tìm số trunng bình cộng của các số a b c d e

Most people watch TV in their leisure time. A television is considered essential in every household. It can be the source of entertainment for all members in the family. There are always programmes suitable for different ages, genders and interests… Watching TV is a great way to spend time and bond with your family. Besides the entertainment value, TV shows can also be educational with cooking programmes, documentaries…TV is also a way to expand your mind and see places you couldn’t in real life. However, spending too much time in front of the TV makes you a couch potato, lazy person who watches TV a lot. It can negatively affect your physical health because you are less likely to exercise. You creativity and imagination can also be limited because of television. dịch hộ tui sang tiếng anh vs thanks

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