Предмет: Математика, автор: Алкаш999

1) Радиус окружности 2,5 см. Найдите ее длину. 2) Длина окружности 21,98 см. Найдите ее диаметр

Ответы

Автор ответа: MaxWolf88

0

l=2Пr
1) l = 15,7см
2)d=2r=7см

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: pokamestov666

Task 2Grammar.Choose one right variant (12баллов)
1. He is a person (which, who, whose) drives a bus
2. Are there (a, no, any) bananas in the fridge?
3. She goes to school on feet, (isn’t she, does she, doesn’t she) ?
4. He goes to work (on car, in car, by car).
5. New houses (were built, were build, was build) last year.
6. Jane’s notebook is (cheaper, the cheapest) than mine.
7. This is (more delicious, the most delicious) cheese-cake I have ever had!
8. This bookcase is (more beautiful, the most beautiful) than that one
9. The news programme( is watched / watched ) by millions of people every day.
10. The Mona Lisa ( painted / was painted ) by Leonardo da Vinci.
11. The new cinema ( be built / will be built ) next year.
12. New pop groups ( are much spoken / is much spoken ) about among teenagers.

6 лет назад

Предмет: Алгебра, автор: Strange08

Решите уравнение || 8x — 1| - 12х - 11 |= 2016.

6 лет назад

Предмет: Алгебра, автор: helpe32r

Найдите вторую производную функции y=sin²x

6 лет назад

Предмет: Алгебра, автор: Проскуркина

Решить систему уравнений:
ху=0
√х+2√у=4

10 лет назад

Предмет: Математика, автор: fad2011

9х+11=13х-1
2х+31=23х-1
2(х-2)-1=5(х-2)-7
у-20=-у
4(2х-6)=4х-4

10 лет назад