a: AK<AQ
=>K nằm giữa A và Q

=>AK+KQ=AQ
=>KQ=1cm

b: AK và AC là hai tia đối nhau

=>A nằm giữa K và C

mà AK=AC

nen A là trung điểm của KC

c: BK=1,5+3=4,5cm>AQ

1 plays

2 are reading

3 sing

4 do - do, help

5 is teaching

7 visited

8 doesn't like

9 watch

10 gets - has - brushes - goes - has

11 played - was

12 met

13 are going to have

14 did - do , planted

15 didn't come

16 paint

17 taught

18 have never been

19 takes

20 have - had 

21 received

22 is going to invite

23 is waiting

24 talked

25 is going to travel

26 went - didn't buy

27 doesn't learn - will fail

28 washes

29 will be - watches

30 will phone

2 are reading

3 sings

4 do - do - help

5 is teaching

7 visited 

8 doesn't like

9 watch

10 gets - has

6. 10 brushes - goes

6. 30 has

11 played - was

12 met

13 will have

14 did - do - planted

15 didn't come

16 paint

17 taught

1 plays

2 are reading

3 sing

4 do - do, help

5 is teaching

7 visited

8 doesn't like

9 watch

10 gets - has - brushes - goes - has

11 played - was

12 met

13 are going to have

14 did - do , planted

15 didn't come

16 paint

17 taught

18 have never been

19 takes

20 have - had 

21 received

22 is going to invite

23 is waiting

24 talked

25 is going to travel

26 went - didn't buy

27 doesn't learn - will fail

28 washes

29 will be - watches

30 will phone

lỗi..

lỗi

cac ban giai dum minh nha

4730ta=437tan

4370 tạ=437 tấn 0 tạ

Nha bạn

bcnn(0,2005)=0

chú bn hc tốt!

BCNN ( 0 ; 2005 ) = 0

Vì 0 luôn chia hết cho mọi số 

~~~~~~

Cam on cac ban nhe!

x={0;0,1;....;2,06}

Vì x <2,07

Nên x \(\in\left\{0,1,2\right\}\)

Vậy x \(\in\left\{0,1,2\right\}\)

X = từ 0 đến 2,06

hello bang 

xin chao moi nguoi 

nguoi ta la hoang gia bao ne