Предмет: Математика, автор: ivannabojko28

Знайди площу поверхні куба ,ребро якого дорівнює 7см

Ответы

Автор ответа: agravant

2

Відповідь:

294см²

Пояснення:

1) 7×7 = 49см² — це площа однієї сторони куба.

2) у куба 6 сторін, отже:

49 × 6 = 294см² — це площа всієї поверхні цього куба.

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Литература, автор: zogloirina171

Дванадцять його подвигів стали основою багатьох міфів і творів мистецтва. Про кого йдеться? Зевс Геракл Прометей Посейдон

2 года назад

Предмет: Английский язык, автор: taniatrigub362

Упр. 9. Раскройте скобки, употребляя необходимую форму
инфинитива.
1. She seems (to translate) scientific articles.
2. She seems (to translate) a scientific article at the mo-
ment.
3. She seems (to translate) two articles already.
4. She seems (to translate) this article since early morning.
5. Beth likes (to run) every morning before breakfast.
6. He was glad (to find) his gloves.
7. Jane is sorry (to break) a cup.
8. We were very pleased (to receive) their invitation.
9. The pupil wants (to help) by his teacher.
10. I am disappointed (to miss) him.
11. She is pleased (to meet) her friend finally.
12. I expect (to tell) the news by them.
13. She pretended (not to listen) to the teacher.
14. They are glad (to do) all the work before.
15. He is glad (to speak) with her now.
ПОМОГИТЕ ПОЖАЛУЙСТА

2 года назад

Предмет: История, автор: Аноним

Російський, польський, український національні рухи існували на початку X переважно у формі

2 года назад

Предмет: Английский язык, автор: chelovekrubik

Перепишите предложения так, чтобы в них была структура СЛОЖНОЕ ДОПОЛНЕНИЕ.

1. She thinks that we are good specialists.

2. I saw that he opened the door and left the room.

3. I will enjoy the performance. He expects it.

4. I have never heard how they spoke about it.

5. He watched how she went away.

6. They were fishing. I saw it.

7. I know that she is very hard – working.

8. We expect that he will come at 8.

9. He watched how we went away.

10. “ Bring me a book, “ said my brother to me. My brother wanted…

7 лет назад

Предмет: Английский язык, автор: olejka111

Напишите номер предложения и слово,которое вы выбираете.

1) Do you ( see/sea) a bird in the tree? 2) ( Their/ There) pet is a dog. He likes playing in the garden. But today I do not ( see/ sea) him ( there/their).3) Do you go to the ( see/sea) for your holidays? 4) Big Ben is a big ( clock/ watch) in London. 5) Look at your ( clock/ watch) , what is the time, please? 6) ( Come/ Go) here, I want to look at you. 7) This summer I`d like to( come/go) to the country.

7 лет назад