Cho hình hộp chữ nhật ABCD.A’B’C’D’. Tính diện tích hình chữ nhật ADC’B’ biết AB = 28cm, B ' D 2 = 37099, DD’ = 45cm

A. 1950  c m 2

B. 206  c m 2

C. 1509  c m 2

D. 1590  c m 2

Tìm x biết 9 + x = 2

A. 7

B. -7

C. 11

D. -11

1. since

2. for

3. for

4. since

5. for

6. since

I don't like National Park so I don't know

What a cute girl!

Tick nha

Hasn't rain

Tick nha

14 m là đáy lớn

10 m là đáy bé

Choose the letter A, B, C or D the word that has the underlined part different from others.

A. cultural

B. communicate

C. music

D. student

1. I am not as tall as he is.

2. What a new car!

3. Ba is the tallest in my class

4. Mai is shorter than Lan

5. What does this dictionary cost?

1. get

2. way

3. of

4. turn

5. to

6. so

7. on

8. climbs