Trong Oxy cho tâm giác ABC biết phương trình đường trung tuyến hạ từ đỉnh B là : 2x-y+3=0,phương trình cạnh BC : x+y+7=0 và A(2;-1),C(-4;-3) a)Tìm tọa độ đỉnh B và tọa độ trọng tâm tâm giác ABC b) Viết phương trình đường trung tuyến của cạnh AC c) Tính điện tích tam giác ABC

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VIẾT LẠI CÂU DZÙM MÌN ZỚI:)))) ***CONCESSION IN SPITE OF DESPITE Examples : For all my money, I feel very poor. In spite of all my money, I feel very poor. :::::::Exercise 8::::::::::::::: 1. Whatever you may promise, I don’t believe a word.  For all .............................................................. 2. In spite of his hard work, he hasn’t been promoted for five years.  For all .............................................................. 3. Whatever you may say about Mary, I will not change my opinion about her.  For all .............................................................. 4. Say what you will about her husband, I do not like him.  For all .............................................................. 5. For all the help of their friends, they were unable to cope with all the problems.  In spite .............................................................. ****CONCESSION EVEN IF EVEN THOUGH Note: Even if is sometimes followed by should or an emphatically stressed verb. Examples: Even if it costs a lot, I want to buy it. Even if it should cost a lot, I want to buy it. Even if it does cost a lot, I want to buy it. Even though it costs a lot, I want to buy it. :::::::Exercise 9::::::::::::: 1. I couldn’t love Betty less, even though she may have had another boyfriend.  I couldn’t love Betty less, even .............................................................. 2. It might be cold, but we’ll still go for a walk.  Even if .............................................................. 3. I’m not going to accept their offer, although they might give me a big salary.  Even if .............................................................. 4. She is beautiful and intelligent, but I’m not going to marry her.  Even though .............................................................. 5. She is beautiful and intelligent, but I’m not going to marry her.  I’m not going to marry her .............................................................. :::::::::::Another :::::::::::::: 1,I hate to have to tell you this, but you are wrong. I have to .........................................