user-avatar
979907585854985
2 năm trước
gọi ot là tia phân giác của góc xoy. Trên tia ot lấy điểm M kẻ MA vuông góc với Ox , MB vuông góc với Oy a;CM tam giác OMA =tam giác OMB và tam giác OBA cân b;I là giao điểm của AB và OM. CM IA=IB và OM vuông góc với AB vẽ hình hộ mình nha ! cảm ơn!
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Ex 7: Choose the best underlined word or phrase in each sentence that needs correcting. Eg: How many ruler are there in your school bag? => ruler -> rulers 1. Our classroom is on the three floor . 2. My house haves six rooms . 3.what time do your brother get up ? 4. She is watches TV everyday. 5. She is going to bank. 6. Her garden is big . It' s a garden big. 7. These is my books . 8. We playing volleyball at the moment . 9. Would you like any coffee ? 10. I want to be a engineer . 11. Her classes finishes at 11 o'clock. 12. He is talking to they . 13. What the weather like ? 14. There are some milk . 15. My house is next to store. 16. There is not some bread. 17. Are there any child in the room ? 18. I was born in the fifth of December . 19. Does she gets up at 6 o' clock ? 20. My father goed to work yesterday. 21. Was she drink milk last night ? 22. He going to ride his bike next week. 23. I have a cat . A cat is black. 24. She is going to shopping tomorrow . 25. We are going camping in the weekend . 26. How much boxes do you have ? 27. I am not learn math. 28. there is a school big. 29. The girl doesn’t works in a hospital.

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