-
Одна сторона прямоугольника равна 1 дециметров 40 мм, что на 4 см больше другой стороны. Найти периметр и площадь данного прямоугольника.
Заранее спасибо!-
Предмет:
Математика -
Автор:
mistypreston - 5 лет назад
-
Ответы 1
-
1 дециметр 40 мм = 14 см - первая сторона14 см + 4 см = 18 см - вторая сторонаР = 2*(14 см + 18 см) = 64 смS = 14 см * 18 см = 252 см (квадратных)
-
Автор:
yoda1 - 5 лет назад
-
0
-
-
Добавить свой ответ
Еще вопросы
-
Найдите сумму всех натуральных чисел, кратных 9 и не превосходящих 80.
-
Предмет:
Алгебра -
Автор:
nickolasmanning - 5 лет назад
-
Ответов:
2 -
Смотреть
-
-
Почему среди лесов России преобладает тайга?
-
Предмет:
География -
Автор:
clarenceamfi - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
Перефразируйте следующие предложения, употребляя сложное дополнение с причастием.
Образец: He was reading in the garden. She saw him. -
She saw him reading in the garden.
1. The girl was singing. I heard her. 2. They were talking about computers.
He heard them. 3. You and your friend were walking along the street
yesterday. I saw you. 4. The little girls were playing on the grass. We
watched them. 5. The ship was leaving the port. He stood and looked at it. 6.
She was sleeping peacefully in her bed. Mother watched her. 7. The cat was
rubbing itself on my leg. I felt it. 8. They were fishing. We saw them. 9. The
pupils were writing a test-paper. The teacher watched them. 10. A caterpillar
was crawling on my arm. I felt it. 11. We heard Irin Arkhipova last night. She
was singing a Russian folk song. 12. I watched the sun. It was rising. 13. I
heard him. He was singing an English song. 14. We noticed a man. The man
was cleaning his shoes. 15. He saw two girls. They were dancing on the
stage. 16. She watched the children. They were running and playing in the
garden. 17. I saw her. She was arranging her hair. 18. We saw our neighbor.
He was listening to the latest news on the radio. 19. John heard his sister. She
was talking loudly on the veranda. 20. We saw Ben. He was crossing the
square.
-
Предмет:
Английский язык -
Автор:
payten30 - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
1/1-а +1/1+а +2/1+а^2 +4/1+а^4 +8/1+а^8 +16/1+а^16 +32/1+а^32=64/1-а^64
Нужно доказать тождество
Топ пользователей
-
Fedoseewa27
35934 -
Devilian
2792 -
Pikachu
2228 -
hobbesbowers
2116 -
kaylynnbarron676
1818 -
女fei
1240 -
yulia-kaplina
1158 -
Poinntt
946 -
Bars
930 -
Queenmagic18
770
How much to ban the user?
1 hour
1 day
100 years