Cho tam giác MNP vuông tại M có đường cao MI chia cạnh huyền NP thành hai đoạn NI = 5cm và IP = 7cm

a Tính độ dài các đoạn MI, MN, NP

b Gọi K là trung tâm của NP. Tính số đo góc MKN (làm tròn đến độ )

c Kẻ MH vuông góc với NK (H thuộc NK). CM : NH.NK = NI.NP

Tìm điều kiện x để các biểu thức sau có nghĩa

\(\sqrt{x-5}\)                    \(\dfrac{1}{\sqrt{3x-2}}\)

Một sợi dây giun dài 15m được cắt thành 3 đoạn bằng nhau.Hỏi

a Cần phải cắt mấy lần?

b Mỗi đoạn dài bao nhiêu mét

II WORD FORM

1 Hanoi people are very......................(friend)

2 their...........................made me happy.(friend)

3 Many................ come to Ho Chi Minh 's Mausoleum every day. (visit)

4 We enjoyed the.................................atmosphere in hue.(peace)

5 HCM city is not....................from Kuala lumpur.(difference)

6 The.........................lauguage in malaysia is Bahasa Malaysia. (nation)

7 In Malaysia,.........................is tree.(educate)

8 What is the main language of....................... at that school? (instruct)

Tìm và chữa lỗi sai

1 Mrs . john 's lived in this town for 10 o'clock

2 He said he is a plumber and he could fix the faucets

3 Nobody in my class are more intelligenet than Hoang

4 luckily, he cut m hair too short

5 The final soccer match will be held in May 20^th next month

6 My mother used to staying on the farm when she was a child 

7 My friend said he could spoke English well

8 Tomorrow, I am going to the airport to meet Nam 's friend, he will be give flowers

9 I' ve bought a new house five years ago

10 The shop assistant asked Helen if the shoes was too small for her

Chia động từ

1 She asked me What I (do) .................... the following day
2 Mai said that the moon (go).................. around the Earth and the Earth (move)............... around the sun

3 Mai told Nam ( not talk)................................. in the class

4 Ba told me he (be)...................................................tired

5 Peter asked me where I (live)..............................

6 He (not see).................................................................... his brother recently

7 The "Ao dai" (mention) ............................ in poems and songs for centuries

8 My car (not repair ). ......................................... yet

9 My parents (not go ) .........................................out since they (have)...................a new pet

10 Miss Lan (speak)..........................................English when she (be)................. at school?

1 Mary / go / school / bike / everyday

2 I / like / watch TV / night

3 It / take / Tom / 2 hours / do / homework / yesterday

4 The house / we / living / now / build / 19^th century

Điền giới từ

1 Our classer start.............................. 7.00 and finish ............... 11.00. We have Enghlish............

2 He arrived................. Ha Noi................. Tuesday evening. He traveled to Ha Noi ......................... plane

3 We usually visit that village.............. summer.

4 She likes watching TV.......................night

5 I saw your school's advertisement.........TV

6 I disagree................you

7 All of us partcipated............. sports activities after school

8 Lis took lots....... photos to show the trip...... her parents

9 Mr Tuan grows rice and vegetables ........... his farm

10 I am looking forward............ you

11 iI want to know the details............. courses and fees

12 Viewers can enjoy interesting programs ......... inexpensive and convenient way.