user-avatar
cuocsonglanhungthachthuc
1 năm trước
Cho tam giác ABC vuông ở A, có cạnh BC cố định. Gọi I là giao điểm của ba đường phân giác trong. CM điểm I nằm trên 1 cung tròn chứa góc 155 độ dựng trên đoạn thẳng BC
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

1. “Why not join us on a two-day trip to Vung Tau, Tom?” said Mary. Mary suggested __________________________________________________________. 2. Linda’s boss had her type the report quickly. The boss’ report __________________________________________________________. 3. “What about doing much exercise to get fit?” said my friend. My friend suggested _______________________________________________________. 4. Mr. Brown is going to get his car serviced tomorrow. Mr. Brown’s car __________________________________________________________. 5. Villagers have had some soldiers widen the road to the village recently. The village’s road _________________________________________________________. 6. You should reduce the amount of water. The amount ______________________________________________________________. 7. “Shall we stay at home and watch TV?” Tim suggested ____________________________________________________________. 8. All buildings in Sweden will be heated by solar energy in 2021. Swedish will _______________________________________. 9. People said that the authority fined anyone wasting energy. The authority was __________________________________________________________. 10. All the pipes in your apartment can be checked by a plumber. You can get _______________________________________________________________.

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