Предмет: Математика, автор: objr77777

а)узнай объём коробки если её длина а12см в7см с4см?
б)найди сумму площадей боковых граней и дна данной коробки?
в)узнай в различных источниках возможные размеры аквариумов.вычисли их объем?​

Ответы

Автор ответа: Аноним
0

Ответ:

объем будет

12*7*4=336 см куб

площадь граней

12*4=48 см кв - одна грань

7*4=28 см кв - другая грань

48*2+28*2=152 см кв площадь всех граней

 

дно коробки

12*7=84 см кв

Пошаговое объяснение:

Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: pop2352
English tenses (present simple,past simple ,future simple.)
1.where ... your parents last week?
are did were was

2.Nick ... to school every day.
goes went go will go


3.Jane ... not ... bread and milk tomorrow.
did...buy will...buy does...buy do...buy

4.i usually ... my mother and my father in the evening
helped helps help will help

5.my friend ... at school last week
weren't didn't be isn't wasn't

6.when ...your father ... the day after tomorrow?
will...get up did...get up does....get up do....get up

7.my balls ... in the box yesterday.my brother ...them.
aren't,taken weren't,took wasn't,took isn't,taked

8.who...up in your family?i...
wash,will do will wash,does washed,did washed,do

9.they ... to the zoo next week
Goes go will go went

10.there ... a bookshelf sith books in my room
are is were shall be
1 год назад
Предмет: Английский язык, автор: vershinina18
Simon 1) (study) to become an engineer for five years already.At school he 2) (work) very hard for more than two years to prepare for his final exam. when the exam results 3) (publish) he was delighted to discover he 4) (succed). However he had to wait another year before going to university because it 5) (require) that every student should work as a trainee engoneer so as to have a basic understanding of practical engineering before they 6) (start ) studying thery at university
1 год назад
Предмет: Русский язык, автор: Степан1984
мы ма лу лом ма мы ша Са
1 год назад
Предмет: Физика, автор: dinarakh1
В какой точке будет находится южный полюс?
7 лет назад
Предмет: Физика, автор: вовимэн
сколько молекул воды содержится в 320 г кислорода?
7 лет назад