cho góc AOB=150 độ về phía ngoài của gócAOB vẽ 2 tia OC vs OD theo thứ tự vuông góc với OA , OB . gọi Ox là tia phân giác của góc AOB , Oy là tia đối của tia Ox .
a, chứng minh Oy là tia phân giác của góc COD .
b, so sánh góc xOC vs góc yOD .
mk mong các bn có thể giúp mk giải nhanh nhất có thể vì ngày mai là mk phải nộp cho cô .
Rewrite rite these sentences
1. Would you like to go camping with us nest Sunday ?
--> What about .............
2. My grandpa likes watching TV better than going for a walk
--> My grandpa prefers .............
3. Why don't we join them on Suoi Tien Park .
--> Let's ..............
4. Playing after dinner is more boring than meetings friends.
-->Meeting friends...............
5. Does she like cowboy movies ?
-->Is she ...................
6. All banks and stores have video cameras .
--> There are ..............
7. She doesn't like the noise and the busy roads in the city .
--> She.................
8.Children should spend a little time on playing video games.
-->Children shouldn't.......................
9. What about going to the arcade after school ?
-->Would you like..........................
10. He is a careless taxi driver .
--> He....................
Rearrange the following sentences in the correst order
1. mother / his / he / letter / sent / a / yesterday .
2. morning / you / get up / did / this / early ?
3. did / cold / you / have / a / when .
4. prevent / you / how / a / can / cold / hepl ?
5. everyday / exercises / do / morning / you / do ?
6. have / this / what / did / you / time / morning / breakfast ?
7.now / feeling / you / how / are ?
8. did / man / the / where / from / come ?
9. traveling / present / Mr . Minh / Ha Noi / is / at / to ?
10 . city / world / which / the / biggest / the / is /in ?