Cho tam giác ABC vuông tại A .Gọi I là trung điểm của BC .Trên tia đối của tia IA lấy điểm D sao cho ID =IA
a) CM tam giác BID =tam giác CIA
b) CM BD vuông góc với AB
c) Qua A kẻ đường thẳng song sóng với BC cắt đường thẳng BD tại M .Chứng minh rằng tam giác BAM = tam giác ABC
d) CM : AB là tia phân giác của góc DAM
II Rewrite the sentences so that the meaningstays the same
1 My youger sister doesn't like pop music, and I don't like it
-I don't like pop music................................................
2 " Chèo" or 'Cải lương " are considered some kinds of traditional opera in Viet Nam
-Viet Nam has some kinds of ................................
II Rewrite the sentences so that the meaning stays the same
1 "Hát bội" or "Tuồng" is quite different from" cải lương"
-"Cải lương " is not..............................................
2 My mother is good at drawing, and my aunt is also good at drawing
-Both my brother and my aunt ..........................................
3 The first time I came to that music performance was on the 1st September, 2008
-I have never ............................................................
II rewrite the sentences so that the meaning stays the same
1 The violin is not as fast as the cello
- The cello .....................................the violin
2 My dad is more patient than my mom
-My mom isn't .........................................
3 This is the third time I have been to that art gallery
- I have.................................................
4. Towns are often noisier than villages
- Towns are not.....................................
5 The film was more boring than we thought at first
- The film was not as................................