(1/4) в степени X = 16; ,........................

Скорость пули массой 3г при вылете из ружья равна 100 м/с.Чему равна скорость отдачи ружья, если его масса равна 3 кг? (ответ: 0,1 м/с)

В равнобедренном треугольнике АВС с основанием А проведена медиана ВМ Наней взята точка D докажите равенство треугольников 1) АВС и СВD 2) АМ и СDM

Вставить when, who, which, that, where, whose

1. I need friend _____ will never let me down.
2. Kate _______ is teacher at our school has never been abroad. She's afraid of flying.
3. My grandfather ______ sweater you are wearing was a very nice man.
4. My friend went to Spain _____ it's warm and sunny.
5. The theatre ____ you have seen in the pictures isn't far away from here.
6. His parents were doctors ____ worked in the hospital down the road.
7. Look at Mary. She has seen something ___ scared her.
8. The Pushkin novel _____ I like best in Barishnya Krestyanka.
9. I've read a book _____ was very interesting.
10. The benches _____ are in the House of Lords are red.