выясните причины восстания Спартака

Сторона параллелограмма равна 7 см,а расстояние от точки пересечения диагоналей параллелограмма до этой стороны равно 2 см.Найдите площадь параллелограмма.

Что такое полипептидные цепи в белке?

Open the brackets and put the verbs into the correct form: Julia stood in the front hall of her house. She ……………………….. (look) out the window hoping to see her taxi pull up. She …………………………….. (can \ not \ drive), so she ……………………………. (call) one to take her to the airport. She was very excited. Julia …………………………….. (go) on her very first business trip. Her boss, a strict woman named Ms Dryer, ………………….. (choose) her from all the other salespeople in the office. Julia ……………………………….. (prepare) for her trip all week. All her clothes ………………………………. (pack), also she ………………………… (get) all her papers in order, bought her ticket, ordered a taxi for 7 o’clock that morning. The only problem now was, where was the taxi? While she …………………….. (stand) at the window nobody passed her house. Julia ………………………. (tell) herself not to panic, the taxi would arrive, she just had to be patient. She thought, “I …………………………….. (give) the taxi another five minutes and then I will call my friend Bill, and ask him to take me to the airport”. Ten minutes ………………………… (pass) and Julia ………………….. (call) Bill. He ………………………………… (probably \ wake up) by her telephone ring, as he murmured, “Hello, Bill ………………………… (speak)”. In a nervous voice, she ……………………. (say), “ Bill, I’m sorry to bother you but I ………………….. (wait) for a taxi to take me to the airport for over an hour now and I think I …………………………… (miss) my plane. It ………………………… (leave) at 10am.” Julia’s calm returned as she heard Bill …………………. (say) that he would take her to the airport.