Предмет: Математика, автор: Аноним

Плиз очень срочно!!!!!!!!!!!​

Приложения:

Ответы

Автор ответа: Аноним
1

Ответ:

задание номер1

1)50 градусов

2)170 градусов

задание номер2

450\0,3=1500 км

задание номер3

длина-10см

ширина-5см(половина от длины)

Р=2*(10+5)=30

Рпрямоугольник равен Рквадрата

Рквадрата=4а=30

а-сторона квадрата

а=Р\4=30\4=7,5

Ответ 7,5

Своей работой на уроке я доволен,потому что,научился решать задачи  процентами.

Пошаговое объяснение:

Автор ответа: imedvedev29
0
1)50
2)170
2
1500
3
10, 30
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Answer the question:
what did the man on the radio say?