1.cho đường thẳng xy.lấy điểm O ko thộc xy;điểm A thuộc xy và điểm B trên tia Ay (điểm B khác điểm A) a)kể tên các tia đối nhau,các tia trùng nhau b)kể tên 2 tia ko có điểm chung c)gọi M là điểm di động trên xy.xác định vị trí điểm M để cho tia Ot đi qua điểm M ko cắt 2 tia ax, by 2.cho điểm O nằm giữa 2 điểm A và B;điểm I nằm giữa 2 điểm O và B.giải thích vì sao: a)O nằm giữa A và I ? b) I nằm giữa A và B ?

Hộ câu này 🤡👆🏻👆🏻👆🏻👆🏻👆🏻👆🏻👆🏻

XII. Choose the word which best fits each gap. My dream school is a quiet school (1) ___________ wehave just two or three hours a day, in the morning. Then, inthe afternoon, we can do many (2) ___________ like singing,dancing, playing soccer, basketball, rugby. We won’t havetests and mark either. The teachers will not (3) ___________ homework, so we can do whatever we want after school. In my dream school, we can also choose the (4) ___________ we want: for example, you’re not going to learn mathematics or physics if you hate (5)___________. So it’s a free school where you can learn with calm and serenity and you can make (6) ___________ friends during afternoon activities! 1. a. what b. where c. when d. how 2. a. subjects b. actions c. activities d. acts 3. a. give b. take d. do d. get 4. a. class b. classrooms c. classmates d. classes 5. a. it b. them c. her d. him 6. a. much b. few c. any d. lots of

1. January is the ...... month of the year.A. oneB. firstC. secondD. two2. Her new school is different ............ her old school.A. forB. fromC. withD. of3. Hoa is a new student. She doesn’t have .......... friends here.A. lotsB. someC. plentyD. many4. .............. does the play start?-I think it starts at 8.00.A. WhenB. WhatC. HowD. Where5. We ............... our grandmother because she’s old and weak.A. lookB. look forC. look afterD. look at6. Summer is ............. than Autumn.A. hotB. hotterC. more hotD. hottest7. This is the ......... It has a sink, a tub and a shower.A. bedroomB. bathroomC. living roomD. dinning room 8. Would you like to go fishing? The weather is ................ today.A. wellB. brightC. fineD. convenient9. What about ........... dinner with me?A. comeB. coming toC. to comeD. to have10. I always ask my father .................... advice.A. withB. forC. fromD. Of

Điền vào chỗ trống với từ thích hợp để hoàn thành câu 1. Eating too much food high in fat and lack of doing exercise are main reasons that lead to ________. If you are a _________, try to reduce junk food and exercise more. 2. Taking a short rest at noon helps us to be more energetic1 and ___________. 3. When you are stressed, you will find it hard ___________ on your work and cannot finish it effectively 4. Although I have a lot of work to do every day, I always try my best to ___________ suitably to have good balance3 between health and work. 5. I cannot focus well on my work. Can you give my some pieces of advice to improve my ___________? Thanks in advance! 6. Working under pressure4 will cause ___________ and stress, so take a rest and relax when you feel stressful or tired. 7. She didn’t go to work yesterday because of her terrible headache. Today, she is ___________ from it better. 8. Children usually do more exercise than ___________, so they are more active. 9. Avoiding ___________, eating too much junk food, and sleeplessness are effective ways to reduce stress and stay balanced. 10. You can ___________ some diseases by keeping a clean and healthy lifestyle. 11. Having a healthy lifestyle can ___________ the risks of getting some serious diseases like obesity, high-blood pressure or heart attack. 12. You can limit the ___________ of flu by washing your hands regularly.

A, Chu vi thửa đất hình chữ nhật là 400m ., chiều dài gấp 3lần chiều rộng . Nguời ta trồng cây ăn quả hết diên tích thửa đất đó . Hỏi diện tích thửa đất còn lại là bao nhi u B , Tìm 4 số tị nhiên liên tiếp có tích là 3024

GIúp mình với mình cần gấp ạ. Hứa vote 5 sao

Giải giúp tớ 3 câu này ạ cảm ơn lắm luôn

25/16x mũ 2 =81/49 Giải hộ mình cái

làm hết mình cho 20 điểm và 5 sao