1. cho tam giác ABC vuông góc tại A, B= 60 độ. Vẽ AH vuông góc BC tại H. Trên cạnh AC lấy điểm D sao cho AD= AH. Gọi I là trung điểm HD
a, tính HAB?
b, C/M tam giác AHI = tam giác ADI, từ đó suy ra AI vuông góc HD
c, tia AI cắt cạnh HC tại K. C/M AB // KD
d, trên tia đói của tia HA lấy điểm E sao cho HE = AH. CM H là trung điểm của BC và 3 điểm D; K;E
mọi người ơi giúp mik vs!!
ai nhanh + đúng = tick nha!!
I. Choose the underlined words or phrases that are not correct in standard written English:
1. I have lived here since many years and I think it's a nice town
A B C D
2. The book writing by Jack London is very popular in the word
A B C D
3. We have sung together ever when I was a small child
A B C D
4. My father's car is the same color like my uncle's car
A B C D
5. Shall you close the window for me, please?
A B C D
II. Write the sentence so that it has a similar meaning to the orginal one
1. Keeping the environment clean is very important ------> It's
2. Thay will show the time machine to the public when they finish it ------> the time machine
3. He was delighted to receive his aunt's letter -------> he was delighted that
4. Old car tires are recycled to make shoes and sandals -------> people
5. I'm very sad that I wasn't accepted in that group -------> I'm very sad not
III. use the following set of words and phrases to complete the following sentences. You can put
1. stamps/ a child/ Minh/ since/ collected/ was/ has/ he
2. tomorrrow/ can/ not/ we/ somewhere/ I/ so/ working/ go/ am
3. back/ in/ months/ England/ going/ two/ are/ they
4. information/ entertainment/ also/ is/ TV/ only/ but/ not/ bringing
5. struggle/ on/ always/ nature/ home/ life/ at/ is/ the farm/ with/ a
MN ƠI GIÚP MIK VS MIK CẦN GẤP!!!
AI NHANH+ ĐÚNG= TICK NHA!!
THANK YOU VERY MUCH!!!