Cho tam giác ABC. Trên nửa mặt phẳng bờ AB không chứa điểm C vẽ Ax vuông góc với AB. Trên nửa mặt phẳng bờ AC không chứa điểm B vẽ Ay vuông góc với AC. Lấy F thuộc Ax, H thuộc Ay sao cho AF=AB, AH=AC. D là trung điểm của BC. Chứng minh rằng: a) FH=2AD b) FH vuông góc với AD Em đang cần gấp mong các thầy, cô, anh, chị giúp với ạ

a)(x-1,2)^2=4 b)(x+1)^3=-125 c)34-x=27 d)(x+1,5)^8+(2,7-y)^10=0 e)3-^1*4^x+x^3,4^x=5/3.2^7 f)9-^x*27^x=243

Đề bài:Trải qua 2 năm học cấp 2 e có suy nghĩ gì về bạn bè và mái trường của mik Làm thân bài nha mik đg cần gấp 8h nộp rồi ko copy mạng nha thanks mn nhiều

giúp mình với ạ..............................

Hãy tóm tắt về Bài Dự Thi Tìm Hiểu Về Quân Khu 3 - 75 Năm Đồng . Hành Cùng Dân Tộc Các bạn iu giúp mình nha ❤❤

Giải giúp em thành tự luận với ạ

tìm phần nguyên a,[-1/7] b[-3,7] c[-4] d,[-43/10]

A. KEY WORD TRANSFORMATIONS Complete the second sentence so that it has a similar meaning to the first sentence, using the word given. Do not change the word given. You must use between three and six words, including the word given. 1. Helena is incredibly ambitious. DETERMINED Helena is determined to reach............................................ the top. 2. Do you think Julie could manage the department? CAPABLE Is Julie.............................................. the department? 3. George knows that he'll never become a professional footballer. RESIGNED George has.................................................. a professional footballer. 4. They were about to make a deal, but they couldn't agree on the price. FELL The deal.............................................. a disagreement about the price. 5. He decided to change jobs because he didn't like working long hours. COPE He decided to change jobs because............................................ the long working hours. 6. The factory laid off 20 workers last month. REDUNDANT Twenty workers............................................ last month. 7. The best solution to the problem is to downsize the company. EFFECTIVE Downsizing the company............................................. solve the problem. 8. You'll find it very difficult to finish the project on time. CUT You'll have your work......................................... finishing the project on time.

Title:what do you do? Good morning Sally.How are you? I'm great.what did you do yesterday? We went to the park. What did you do in the park? we flew kites.His kites flew high. wow!youre good. what did you do yesterday,sally? i read books. lets go to the classroom what did you do yesterday? i watched a science movie. what đi you do yesterday,mike? i made bulgogi with my dad. how was it? it was very delicious.we had a bulgogi party. i made cookies yesterday.I brought cookies for you. Thanks!Mm,delicious! fly-flew,make-made,delicious,brought

Tính nhanh 1 + 2 - 3 - 4 + 5 + 6 - 7 - 8 + 9 + 10 - 11 - 12 +...- 299 - 300 + 301 + 302