Cho đa giác đều 11 cạnh có độ dài mỗi cạnh là 5cm. Tính chu vi đa giác 

A. 45cm     

B. 50cm 

C. 60cm     

D. 55cm 

vinastudy.hiệu quả lắm Nguyễn Thái Hưng a

Tổng số đo các góc của đa giác 12 cạnh là? 

A.  1800 o  

B.  1600 o

C.  1400 o  

D.  1300 o  

1. He has worked in that film for eight years .

----> How long has he worked in that film

2. Nam prepared the bike yesterday .

---->What did Nam do yesterday

3. She plays badmintons every day .

---->How often does she play badmintons

4. I received your letter two days ago .

---->When did you receive my letter

I. Give the correct forms of the verbs in parentheses.

1. We have learnt/learrned English for 5 years.

2. My sister listens To pop music every day.

3. They like watching Cartoons every night.

4. Khue Van Pavillion are regarded As the symbol of Ha Noi.

II. Rewrite the following sentences, using the words in brackets.

1. This room is bigger than my room. (not as ................... as)

My room is not as big as this room

2. These rulers are longer than those ones. (not as ..................... as)

Those rulers are not as long as these rulers

3. This book is not different from the one on the table. (the same as)

This book is the same as the one on the table

4. Volunteering is special to many people.They can help others(because)

Volunteering is special to many people because they can help others

III. Change the following sentences into passive form:

1. They sell tickets at the gate of the tourist site.

Tickets are sold at the gate of the tourist site

2. The police checked everything in the house yesterday.

Everything in the house was checked by the police