Предмет: Математика, автор: saisisis27

Задачка 4 класса номер 385

Приложения:

Ответы

Автор ответа: gesaferdimeli
0

Ответ: 1036 цветов

Пошаговое объяснение:

Есть формула для нахождения площади круга.

S=πR, где π=3.14, а R=24:2=12 м

1. S=3,14*12=37,68 м^2

2. Цветами покрыто 55%, значит 37,68*55\100=20.72 м^2

3. 20.72*50=1036 цветов

Похожие вопросы
Предмет: Английский язык, автор: skumbria00
Помогите с английским, пожалуйста

Task 1. Take the test on Complex Object. Виберіть правильний варіант відповіді.
1. I expect ______.
A he to come B his to come C him to come
2. I know her ___ a good engineer.
A to be B to being C to have been
3. He heard a car ______ the house.
A to approach B approaching C to have approached
4. Nobody noticed him _____ in and sit down.
A come B coming C to come
5. I want you ______ a speech.
A making B to make C made
6. Why do you let him _____ at the children?
A shout B to shout C shouting
7. I like people ___ the truth.
A being told B telling C to tell
8. We consider all the bodies______ of atoms.
A to consist B be consisted C to consisting

Task 2. Take the test on Complex Subject. Виберіть правильний варіант відповіді.
1. He was said _____ one of the most promising nuclear physicists.
A being B to be C to have been
2. The number of the unemployed is reported ______ with every year.
A to be increasing B increasing C to increase
3. Many new text-books are expected to be published soon.
A to be published B to have been published C will be published
4. He is known _____ several foreign languages.
A speaking B spoke C to speak
5. This device was known ______ in our laboratory.
A to design B to have been designed C to be designing
6. For a long time the atom was thought ______.
A to be indivisible B being indivisible C indivisible
7. The poem is believed _______ by Byron.
A to have written B being written C to have been written
8. The percentage of carbon in this steel turned out _____.
A being low B to be low C low

Предмет: Алгебра, автор: Callender