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Chứng minh rằng ......... .........

https://diendan.hocmai.vn/threads/duong-tron.872959/ . . . . . . . . . .

Câu IV: (3,0 điểm) Cho tam giác ABC nội tiếp đường tròn (O), đường kính AB = 2R Trên cạnh BC lấy điểm M ( M khác B khác C ) . Đường thẳng AM cắt đường tròn (O) tại điểm D, đường thẳng BD cắt AC tại E. 1) Chứng minh tứ giác ECMD nội tiếp. 2) Đường tròn tâm K ngoại tiếp tam giác MBD cắt đường kính...

1. One of the biggest problems with malaria is that the disease can... and give the patient serious medical complications again and again throughout his or her life. A. repeat B. arise C. recur D. bolster 2. The decision of the House of Commons surprised no one, as he politicians simply voted...

~ i like it ~

~ this is my ... ~

Villains Are Destined to Die

1. Cho đường thẳng y=ax+b. Xác định hệ số góc của (d), biết: a) (d) tạo với tia Ox một góc 30 độ b) (d) tạo với Ox một góc 135 độ 2. Tìm M thuộc (d): y=x-4 để OM nhỏ nhất 3. Cho (d1): y=x; (d2): y=2x (d3): y=-x+3 (d3) cắt (d1), (d2) tại A,B.Tính diện tích tam giác AOB 4. Cho y=(m-1)x+1 (d)...

1. Some of these materials were difficult to obtain and ... expensive. A. sharply B. outrageously C. instantly D. eventually 2. The airline could not have been more in getting me on a connecting flight. A. conductive B. accommodating C. willing D. intuitive

1. Cho đường thẳng y=ax+b. Xác định hệ số góc của (d), biết: a) (d) tạo với tia Ox một góc 30 độ b) (d) tạo với Ox một góc 135 độ 2. Tìm M thuộc (d): y=x-4 để OM nhỏ nhất 3. Cho (d1): y=x; (d2): y=2x (d3): y=-x+3 (d3) cắt (d1), (d2) tại A,B.Tính diện tích tam giác AOB 4. Cho y=(m-1)x+1 (d)...

cả bài này nữa ạ em cảm ơn - ..... seem to be getting longer and longer, so long, in fact, that you often forget what it is you were watching before they came on. A. Jingles B. Commercials C. Slogans D. Fliers

1. They've made decision about the new site for the supermarket. (REGARD) ->.................................................................................................................................................. 2. The demand was so great that they had to reprint the book...

1. We closed the club as membership had fallen steadily. (DECLINE) -> We closed ............................................................................................................................................

1. Brendan's ____________ rudeness is really just insecurity. APPEAR 2. Many people are rather ____________ when they first get involved in politics, but they often change. IDEAL

1. Your credit card bill provides a record for all financial (act) ... carried out in the previous month. 2. Although we feel that the earth is stationary, in fact this is (illusion) ... . We're moving through space, and spinning, all the time.

tìm m để hai đường thẳng (d) y=mx+2 (d) y= 4-2x cắt nhau tại một điểm thuộc đường thẳng d1 đi qua a(2,0) b(0,2)

1. Don't you think it's a bit early to (portion) ... blame? 2. This flat is a lot more (space) ... than the others we have seen. 3. Your articles a little (word) ... maybe you could make this paragraph a bit shorter. 4. It's going to be a difficult challenge but the problems aren't (mount) ...

31. You should drink a lot of water everyday. 32. Healthy food and exercise help people keep fit. 33. I don't like listening to classical music because it is boring. 34. When did they start their hobby? 35. She often goes to the ice rink on Thursday.

1. Her case was (convince) ... argued. 2. There was no (out) ... signs that the house was inhabited. 3. (Compare) ... speaking this part of the coast is still unspoiled. 4. We'll find out how much the jewellery worth at the (value) ... next thursday. 5. There's a (quality) ... difference between...

1. Her case was (convince) ... argued. 2. There was no (out) ... signs that the house was inhabited. 3. (Compare) ... speaking this part of the coast is still unspoiled. 4. We'll find out how much the jewellery worth at the (value) ... next thursday. 5. There's a (quality) ... difference between...