Một mặt bàn hình tròn có bán kính 6,5 m. Tính chu vi mặt bàn đó . Chỉ e bài này e cảm ơn

mn giúp mik trả lời câu hỏi này+ vs mik cảm ơn ạ: các đai khí áp cao nằm ở những vĩ độ nào?

Nếu chênh lệch thế năng tạo ra dòng điện I= 10mA lưu thông qua máu trong một khoảng l = 35 mm của bệnh nhân với cảm ứng từ B= 2,2 T thì em hãy cho biết lực từ tác dụng lên dòng điện này có giá trị bao nhiều? ----Hết-----

trả lời nhanh giùm đang cần gấp

cuối năm học , một cửa hàng hạ giá bán vở bớt 20 phần trăm .hỏi với cùng một số tiền ,1hocj sinh mua thêm được bao nhiêu phần trăm số vở so với trước đây

Làm giúp ml câu này tính bằng cách thuận tiện nhất 1/4×45+0,25×35+25/100×19+25%

Tính hợp lý: a, 2/5+3/4:3-1/36.(-3)² b, 2016.2017+4034/2018.2019-4036 c, 11.3^29-9^15/(2.3^14)² d, 2+2²+2³+...+2^100-2^101

Giải phương trình sau: x(3x-6)-6x+12=0

mệnh đề hiền tài là nguyên khí quốc gia được tác giả khai triển thế nào

Although + clause <=> In spite of + Noun / gerund Despite a. We went on a picnic although the weather was cold............................ b. All of us will go to the meeting although it’s very far from here......... c. Although Mr Chanh is nearly seventy, he still likes to participate in every community activity............................................................... d. . Although his knowledge of English is still poor, Nam gets along very well in class discussion........................................................ e. Minh came to class in this morning although he had a bad cold................ f. Old Mr Ba attended the tree planting ceremony although the weather was awfully sultry. .................................................................. g. The people of HCM City will accomplish the “ green revolution” victoriously although water scarce................................................................ h. Our country will become prosperous and powerful although we have to overcome many difficulties and hardships. ...................................................................................................... i. The guerillas will win the battle although the fascist government has many modern weapons. ................................................................................................... j. The first-year students worked all afternoon in the trenches although it rained heavily. 5. USED TO. TO BE USED TO a. S + be accustomed to + V_ing b. S + often + V <=> S + be used to + V_ing c. This is the first time + The present perfect tense <=> S + be not used to + V_ing a. They once started these machines by hand. b. He doesn’t get up late any more. c. I don’t listen to the radio any more. d. They don’t have a dog any more. e. My brother doesn’t serve in the army any longer. f. Ben is not as keen on travel as she used to be. g. When he was young, he usually did morning exercises in the park. h. The man often spent his holiday in the mountain when he was young. i. Before he had the car, he went to work by bike. j. When I was young , I often got up early. k. Janie isn’t accustomed to working so hard. l. I often get up early. m. My English friend finds driving on the right difficult. n. This is the first timethat I have lived in a city with a high crime rate. o. She has always got up early in the morning. q. Working a large office is a new experience for me. r. My brother is accustomed to living in a cold climate. s. I don’t normaly go into town by car. t. My grandmother is not accustomed to the cold weather. u. This is the first time my daughter has eaten European food.