если в прямоугольном треугольнике ABC(угол=90градусов) AB во второй = AC во второй .+ СB, то AC во второй?

чему равно е в степене 0??????????????????????????????????????????????????????????????????????????????

Прочитайте приведённый ниже текст. Преобразуйте слова, напечатанные заглавными буквами в конце строк, обозначенных номерами B4–B12 так, чтобы они грамматически соответствовали содержанию текста. Заполните пропуски полученными словами. Каждый пропуск соответствует отдельному заданию B4– B12.

People of all ages like cartoons. We went to the cinema yesterday to see an action film when, suddenly, I __________________ a poster for a cartoon.

I’m the __________________ among my friends, so I wasn’t sure they’d want to see the cartoon too, but they did.

Even Mike didn’t mind. “I __________________ this film twice already. I’m not sure it’s worth seeing for the ____________ time, really. Let’s watch a cartoon for a change,” he said.

It was a story about four __________________. They were funny and adventurous and once they saved an injured cat that __________________ Bart. The cat recovered pretty soon but __________________ to leave his new friends.

They had funny adventures together.

On the way home Mike turned to _______________ and said: “I want to watch the cartoon again, together with my girlfriend. I'm sure she __________________ it, too."

SEE

YOUNG

SEE

THREE

MOUSE

CALL

NOT WANT

I

LIKE

Прочитайте приведённый ниже текст. Преобразуйте слова, напечатанные заглавными буквами в конце строк, обозначенных номерами B13–B18 так, чтобы они грамматически и лексически соответствовали содержанию текста. Заполните пропуски полученными словами. Каждый пропуск соответствует отдельному заданию B13–B18.

My mum enjoys gardening and I like helping her. Mum says that my grandfather was a _______________ and that he loved working with the earth.

He was a great man. He knew everything about crops and animals but was absolutely _______________ when he had to go to the city. Crowds of people made him feel nervous and tired and he always asked his daughter to go with him.

__________________, I didn’t know him since he died before I was born. We don't grow crops now – we grow __________________flowers and fruit trees. We do it for pleasure. We have some nice garden furniture – a __________________ table, which was bought by my mum years ago, and six __________________ chairs. The neighbours often come round for our outdoor tea parties.

FARM

HELP

UNFORTUNATE BEAUTY

WOOD

COMFORT

1. Выполните действия:

а) 63,76+8,543;           б) 15,275–5,19.

2. Выразите в метрах и найдите значение выражения

5 м 7 дм 3 см – 8 дм 6 см 7 мм.

3. Скорость теплохода по течению реки 31,2 км/ч. Найдите скорость теплохода против течения, если скорость течения реки равна 3,8 км/ч.

(Все десятичные дроби!)