user-avatar
lehung22415
2 năm trước
Cho gọc ngọn $\alpha$, biết `Sin`$\alpha$ `= 1/2` , không tính số đo góc $\alpha$. Tính `Cos`$\alpha$, `tan`$\alpha$, `cot`$\alpha$
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

30. They keep changing the decoration of the shop ______they can attract more young people. A. so that B. because C. although D. when 31. ________ she's young, she's the most famous artisan in the village. A. When B. Although C. Whereas D. In order to 32. Do you know who's¬¬¬¬¬¬________ his pottery workshop? A bringing out B taking over C. passing down D. turning down 33. I've ________ the product catalogue and decided to buy this table. A found out B. closed down C. looked through D. lived on 34. For that artisans, making the paintings is a career _________ it supports the life of many generations of the family. A. because of B. although C. so that D. because 35. Nam went to Hue city________ he could take some beautiful photos. A. when B. although C. while D.so that IV. Match the phrasal verbs in A with their meaning in B. A B 1. pass down a. Stop doing business 2. live on b. Have a friendly relationship with somebody 3. deal with c. transfer from one generation to the next 4. close down d. reject or refuse something 5. face up to e. return 6. get on with f. take action to solve a problem 7. come back g. have enough money to live 8. turn down h. accept, deal with

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