cho tam giác abc cân tại a biết góc a = 120° và ab =6√3 tính bc Help tui đi :((((

Vẽ mầm puồn đi nào :> NL: Hmu sao anh chj cứ táp iemk thé, piếc emk sợ lắm hongg :)?

Một con lắc lò xo gồm một lò xo có độ cứng k= 100N/m và vật có khối lượng m=250g, dao động điều hòa với biên độ A=6cm. Chọn gôc thời gian lúc vật qua VTCB. Quãng đường vật đi được trong 0,1pi s đầu tiên là

ai lam ho mik voi ko can ve hinh nhe

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xin mn k tra google dịch nha các thánh giỏi tiếng anh giúp em 19. He was surprised _____ her action. A. for B. with C. to D. at 20. He feels like _____ in a big city. A. live B. to live C. living D. lives 21. They are trying to look _____ new jobs. A. after B. at C. for D. forward 22. They are looking forward _____ Tet holiday. A. to have B. having C. to having D. have 23. He looked at me_____. A. angry B. angrily C. anger D. angryly 24 This is Kensington Garden _____ every visitor from abroad admires. A. which B. what C. from where D. where 25. This is a store _____ you can buy almost everything from. A. which B. where C. what D. in which 26. It is in this house _____ he was born. A. where B. which C. that D. in which 27. He is the most intelligent student _____ I've ever taught at school. A. who B. whom C. which D. that 28. Uncle Ho was born _____ Kim Lien village. A. in B at C. from D. on 29 That man can tell us where _____. A. does John live B. is John living C. John lives D. John living 30. When I saw him, he _____ a black suit. A. wore B. was wearing C. wearing D. wears

1. Mrs. Lan went to _______ school to meet her son's teacher. A. a B. the C. an D. Ø 2. The workmen went to ______ church to repair the roof. A. Ø B. the C. a D. an 3._______ Newyork Times is one of _______ most famous daily newspaper in America. A. a/ a B. a/ the C. the/ the D. the/ a 4. Lan has been a nurse all her life. She has spent her life caring for ______ sick. A. the B. a C. an D. Ø 5. My parents have a cat and a dog. _______ dog never bites _______ cat. A. A/ a B. A/ the C. The/ the D. The/ a 6. We live in _______ big house in _______ middle of the village. A. a/ a B. a/ the C. the/ the D. the/ a 7. We went out for _______ meal last night. _______ restaurant we went was excellent. A. a/ a B. the/ the C. Ø/ the D. the/ a 8. Her parents are now working in _______ Europe. A. the B. a C. an D. Ø 9. Can you turn off _______ television, please? A. the B. a C. an D. Ø 10. Where can _______ people buy everything they need? A. the B. a C. an D. Ø

Giúp mình gấp với ạ cảm ơn các bạn nhìu

J make your own imaginary solar system. Write it down here is skype chat box in a paragraph form with TITLE, INTRODUCTION, SIMILARITIES, DIFFERENCES and CONCLUSION.

Vở sạch chữ đẹp Rèn chữ theo ảnh Lưu ý:Dùng bút máy,bút mài,có bao nhiêu thì rèn bấy nhiêu,rèn đẹp hơn ảnh dc ctlhn;)