Предмет: Математика, автор: mac2009

реши задачу .результат вырази в арах . ширина участка земли прямоугольной формы равна 8м,а его длина 25 м .найди площадь этого участка

Ответы

Автор ответа: ldglkva

33

Ответ:

2 а

Пошаговое объяснение:

Ширина участка a = 8 м, длина участка b = 25 м.

Найдем площадь участка:

S = ab = 8 м * 25 м = 200 м²

1 ар = 100 м²

200 м² = 2 ар.

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Алгебра, автор: gold172793

срочно, помогите! даю 50 балов

5 лет назад

Предмет: Английский язык, автор: yasenevasasha

Помогите пожалуйста!!!! СРОЧНО ПОЖАЛУЙСТА АААААА ОТДАЮ ВСЕ БАЛЛЫ

The Rainforests of the Sea

Would you like to visit one of the most spectacular natural wonders of the world? Then take a trip to the Great Barrier Reef on the north-east coast of Australia. It covers approximately 2,000 kilometres and 1) …………….of 3,000 individual reefs and over 900 islands.

The Great Barrier Reef is home to a wide range of animal and plant species. More than 1,500 species of fish inhabit the reef along with 2) ……………. other sea creatures. The Great Barrier Reef is also a breeding ground for green turtles and humpback whales. The question, however, is for how long?

3) ………….. scientists from the University of Queensland, the Great Barrier Reef is at risk. They report disturbing findings. The temperature of the sea water is rising due to global warming and much of the coral 4)…………. A white colour, a sign that it is dying. Human activity is also to blame. Over 2 million tourists visit the reef every year, but their presence is harmful as divers disturb the reef and ships drop their anchors on it. some factories are also responsible 5) ……………… the damage because the dump poisonous chemicals into the water.

So what can we do to secure the future of the Great Barrier Reef? Scientists predict that unless we 6) ………….action now, the Great Barrier Reef will have no future. Individuals, governments and wildlife orginisations need to act together to protect the unique wildlife in the Reef and in this way preserve the remarkable rainforests of the sea.

1 A has B consists C contains D includes

2 A much B little C few D many

3 A According to B Despite C Thanks to D Regardless

4 A turned B is turning C had turned D was turning

5 A for B on C in D with

6 A get B start C take D bring

5 лет назад

Предмет: Математика, автор: stornado1976

Помогите пожалуйста

5 лет назад

Предмет: Математика, автор: Брии

Sos sos sos номер 45 47

9 лет назад

Предмет: Алгебра, автор: yrugvjfydghtyrsfhjft

Сколько будет -2(3-4x)+5(2-1,6x)=4

9 лет назад