2,Có \(\widehat{A}+\widehat{D}=180^0\) (Hai góc trong cùng phía do AB//CD)

\(\Rightarrow\widehat{D}=180^0-115^0=65^0\)

Ta có: AB//CD

nên \(\widehat{A}+\widehat{D}=180^0\)

hay \(\widehat{D}=65^0\)

hình bé quá

sin 65⁰=cos 35⁰
\(cos70^0=sin30^0\)
\(tan80^0=cot20^0\)
\(cot68^0=tan32^0\)

Ko nhìn chữ bn ơi, bn cho to hình một tý

26 A

27 C

28 B

29 A

30 B

31 A

32 B

33 A

34 C

35 A

1 handle

2 satisfying

3 conservation

4 Uncertainty

5 harmful

6 brave

7 pointless

8 independent

9 worthless

10 misinformed

11 approval

12 successful

13 patriotism

14 sensible

15 addition

16 confidential

17 repeatedly 

18 thriller

19 waking

20 enthusiastic

Passage 2 

1 C

2 A

3 A

4 D

5 D

Passage 3

1 B

2 D

3 C

4 D

Passage 4

1 D

2 A

3 A

4 B

5 D

1 Tom said to me I had better not contract to her

2 The teacher wanted to know who spoke E

3 Jane offered to help me clean the window

4 The man allowed the boys to go home

5 Jane regrets telling him the truth

6 The woman thought she liked the car and she would buy it

1 Luckily for me, my name wasn't called

2 The dam may be broken by a sudden increase in water pressure

3 I was told about it by a man I know

4 Milk is used for making butter and cheese

5 What time can their prepare be handed in

6 How long has the doctor been waited

Luckily for me,my name wasn't called

 The dam may be broken by a sudden increase in water pressure.

I WAS TOLD ABOUT IT BY A MAN I KNOW.