Tam giác ABC có AB > AC. Từ trung điểm M của BC vẽ một đường thẳng vuông góc với tia phân giác của góc A, cắt tia phân giác tại H, cắt AB, AC lần lượt tại E và F. CMR: a) BE = CF b) AE = AB + AC/2; BE = AB - AC/2 c) ∠BME = ∠ACB - ∠B/2

Mọi người giúp mik vs mik cần gấp

thuyết minh về thác vũ môn hà tĩnh

V. Combine the sentences, using perfect gerunds. 1. He risked his own life to rescue the little boy. He was really admired for that. 2. She raised $20,000 for wildlife protection. She was praised for that. 3. I have advised you on how to cut down your energy use. I remember that. 4. Some scientists have not reported the effects of climate change. __________________________________________ 5. They are accused of that. They have acted irresponsibly towards the environment. They were criticised for that. __________________________________________ 6. The factory has dumped a huge amount of rubbish into the river. It was fined for that. __________________________________________ 7. He didn’t keep his promise. He apologised for that. __________________________________________

trình bày các kiểu môi trường ở trung và nam mỹ

1. Tìm các số nguyên x,y a) x/-3=4/y b) x/3=4/y

Mời các cao nhân giải giúp em !!

Viết đoạn văn về Quang Hải (hoặc CR7) bằng Tiếng Anh nha

IV. Rewrite the sentences, using perfect participles 1. After I watched the documentary about wildlife, I made a donation to an environmental society. __________________________________________ 2. After I ate my evening meal, I decided to go for a walk. __________________________________________ 3. Because I had spent the whole day cleaning up my room, I needed to take a shower and have a rest. __________________________________________ 4. Since the authorities had managed water resources irresponsibly, they had to deal with water shortages in the region. __________________________________________ 5. After we had read the stories about people who reduced their carbon footprint, we started to change oi daily consumption habits. __________________________________________ 6. Because the farmers had been told about the dangers of chemical fertilisers, they turned to bio-fertilisers. __________________________________________ 7. After I finished all my homework, I watched my favourite film on TV. __________________________________________

Hé lo hé lo Vẽ 1 pic kinh dụy đuê, me đang nghiện Lề: đây là pic kinh dụy mới vẽ xong .......( trông nu9- con ma có vẻ hiền thục ghia:>)