user-avatar
trinhhienmn123
2 năm trước
Trong không gian Oxyz, cho hình nón đỉnh S(17/18;-11/9;17/18) có đường tròn đáy đi qua ba điểm A(1;0;0), B(0;-2;0), C(0;0;1). Tính độ dài đường sinh I của hình nón đã cho. A. l= căn 86/6 B. l= căn 194/6 C. l= căn 94/6 D. l= 5 căn 2/6 Mọi người hướng dẫn mình giải bài 38 với ạ
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

1. If you don't know when that important football match takes place, look it ......... in the World Cup timetable. a. after b. up c. into d. out 2. You look tired. Why don't we ........... and have a good rest ? a. call its name b. call on c. call off d. call it a day 3. I .......... hurry. It's nearly 8.00 , and my first class starts at 8.15. a. would prefer b. can't help c. would rather d. had better 4. She ........... me a very charming compliment on my painting. a. showed b. paid c. made d. took 5. ............ stamps, my brother collects coins. a. Except b. Besides c. Near d. Beside 6. You shouldn't have criticized him in front of the class. It was extremely ........... of you. a. sensible b. insensitive c. insensible d. sensitive 7. There were some rainy days, but it was a nice holiday ............. a. by no means b. by all means c. in particular d. in general

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team