Cho tam giác ABC cân tại A (d<90°) kẻ BD vuông góc với AC(Dthuộc AC vậy he vuông góc với AB E thuộc AB BD và CE cắt nhau tại H a ,chứng minh BD = CE BD B, Chứng minh tam giác bhc cân C ,Chứng minh ah là đường trung trực của BC D, trên tia bc lấy điểm K sao cho D là trung điểm của BC K So sánh góc AC B và góc dkc Giup mình vs ạ đg cần gấp

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By using the words in brackets, join each of the following sentences into logical ones. You may need to change some of the words. 1. An area of low pressure forms over the land. The heated air expands and rises. (as a result) ____________________________________________________________ 2. Canadais similar to the United States. The majority of its people speak English. (in that) ____________________________________________________________ 3. Governments will most probably not relocate entire cities. They are in earthquake zones. (just because) ____________________________________________________________ 4. They were forced to buy expensive ones. There were no economy seats available. (so) ____________________________________________________________ 5. The hypothesis could be tested. Two experiments were conducted. (so that) ____________________________________________________________ 6. Middle-class families tend to have person-centered structures. Working-class families are usually positional. (whereas) ____________________________________________________________ 7. Middle-class children do well in most education systems. Working-class children do relatively poorly. (on the other hand) ____________________________________________________________ 8. Western Europe has large reserves of fuel. The UK has a 250-year supply of coal. (for instance) ____________________________________________________________ 9. A duck can swim easily and walk on soft ground. It has webbed feet. (so that) ____________________________________________________________ 10. Far fewer people are killed or injured during train travel. Rail travel is safer than road travel. (because) ____________________________________________________________