Cho đường thẳng y = x + m + 1 cắt 2 trục Ox Oy tại 2 điểm A và B a) tam giác OAB là tam giác gì b) tìm m để diện tích tam giác OAB = 9,2 c) Tìm m để đường cao hạ từ A của tam giác AOB có chiều dài bằng 2 căn 2

gg,... BT van dung bai tinh chat hai tiep tuyen cat nhau

Tìm GTLN và GTNN M bằng:âm x bình + 2x-3 N bằng: 4x bình - 12x+ 15

Cho hình chóp SABCD có AB và CD không song song.Gọi M là điểm thuộc miền trong của tam giác SCD.Tìm giao tuyến của: a) mp(SBM) &(SCD) b)(SBM)&(SAC) c)(SCD)&(ABM)

viet doan van tu 8 den 10 cau mieu ta quang canh truong em vao buoi le khai giang nam hoc moi

Giúp mình với , chỉ cần ghi đáp án!

giúp mik câu này vs ạ (vote 5*+cảm ơn) mik cần gấp ><

Mik cần trc 2h giúp mik mik cho 5* chỉ cần đáp án thoi nhé

Complete with “a”, “an”, “the” or “-“ if no article is needed. 1. Paris is …………….capital of France. I’d like to visit it one day. 2. Bruce is the only boy at school who can speak ……..….. Chinese. His parents are Chinese but he was born in Italy. 3. My grandmother has been playing ………..….tennis since she was 12. 4. There is …..…….woman waiting at the bus stop. She looks very impatient. 5. Larry has got ………..horse. His parents bought it for his birthday. They paid a lot of money for ……..….horse. 6. Alice loves walking in …………rain. She likes rainy days rather than sunny ones. 7. …..…….books Alan is carrying belong to his history teacher. He has lent them to him for his project. 8. Ted is listening to ………..news on ………..radio. He looks worried. 9. Peter is blind and has got ……….guide dog that goes with him everywhere. …..…..dog is a collie. He couldn’t live without it. 10. When we were in Madrid we stayed at ……….Ritz, which is ……..….very expensive hotel. 11. …..……weather was very good during his stay on …..….. island. 12. “You can use ……….car on condition that you drive it carefully”, said Tom to his son

Xl vì ít điểm,hứa vote,ctlhn đầy đủ Lm đc câu nào thì lm