Bài 1: Cho tam giác MNP vuông tại M. ĐƯờng cao MK
a) Cm tam giác KNM đồng dạng tam giác MNP
b) Cm MN2 = NK . NP
Bài 2: CHo góc đỉnh A trên cạnh của gcs AC = 8cm, AE = 3cm. Trên cạnh thứ 2 đặt các đoạn thẳng AD = 4cm , À = 6cm
a) Cm tam giác ACD đồng dạng tam giác AEF
b) Gọi I là giao điểm CD và È. Tính tỉ số diện tích tam giác IDF và tam giác IFC
1. I'm sorry that I don't have a mobilephone
--> I wish
2. It's a piity that Uncle Ho's Mausoleum doesn't open today
--> Most tourists wish
3. It's a pity she was absent from the party
--> I wish
4. I can't play the guitar
--> I wish
5. I do't know how to cook
--> I wish
6. My math result was not very good
--> I wish
7. I had a little money so I could buy a cake
--> I wish
8. I need my father here to hepl me but he isn't
--> I wish
9. I couldn't come o the meeting
--> I wish
10. I don't have a computer
--> I wish
11. They learn English badly
--> I wish
12. He didn't go with us yesterday
--> I wish
13. It is very hot now
--> We wish
14. SHe will leave tomorrow
--> I wish
15. They failed in theui exam
--> I wished
16. They won't visit us next sunday
--> We wish
17. SHe doesn't draw well
--> She wishes
18. SHe doesn't understand the lessons
--> She wishes
1. I'm so shy
--> I wish
2. I don't know that to say to people
--> I wish
3. I get ambarrassed so quickly. I can't relax
--> I wish
4. I find it so difficult to make friends
--> I wish
5. I'm not good - looking
--> wish
6. My cars are so big
--> I wish
7. She is tired
--> I wish
8. She gets a headeche
--> I wish
9. Her work isn't going well
-->
10. Life is so compicated
--> I wish
11. I'm sorry I haven't go a washing machine
--> I wish I
12. I'm sorry I don't live near my work
--> I wish I
13. I'm sorry our garden doen't get any sun
--> I wish our garden
14. I'm sorry I can't drive
--> I wish
15. I'm Sorry that theatre tickets cost so much
--> I wish
16. It's a pity that shop here shut on saturday
--> wish
17. Their house is not near Vest Lake
--> They wish
18. Minh can't not visit his penpal in Malaysia
--> Minh wishes
19. Ha Noi is not as modern as Kuala Lumpur
--> we wish
20. She doesn't know the way to the mosque on Han Luoc street
--> She wishes
7.