Предмет: Математика, автор: sashapanova04

найди периметр и площадь прямоугольника со сторонами 30 и 600

Ответы

Автор ответа: Аноним

1

a=30
b=600
S=a*b=30*600=18000см в квадрате
P=2*(a+b)=2*630=1260

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: khvatov12007

Стоять однокоренные слова с суффиксами лив чив. 11 баллов

2 года назад

Предмет: Английский язык, автор: zeynep033155

СРОЧНОООО!!!!!!!!
1.By this time tomorrow I ... for three hours.
a)will fly
b)will be flying
c)will have fly
d)will have been flying
2.The man looked so miserable that she burst into...
a)laughing
b)laughter
c)crying
d)tears
3.Dave ... since he eft three days ago
a) didn't see
b) wacn't being seen
c) hasn't seen
d) hasn't been seen
4.she could't help ... when she saw his haircut
a)laught
b)laughing
c)laughed
d)to laugh
5. what... about when I entered the office?
a)were you talking
b) did you talk
c) you talked
d) had you talk
6.she ... TV since this morning
a)watches
b)was watching
c)watched
d)has been watching
7. he...on his own.
a)wasn't used to living
b) didn't used to living
c) wasn't used to live
d) wouldn't used to live
8. his car... repaired at the moment
a) is being
b) was
c) is
d) will be
9. If you... study, you may fail the exam.
a) don't
b)hadn't
c)doesn't
d)weren't
10. there isn't...coffee left in the cup.
a) many
b) any
c) no
d) few

2 года назад

Предмет: Английский язык, автор: Seme4ko808

Раскрыть скобки используя conditional 2 или 3

2 года назад

Предмет: Русский язык, автор: georgi7971

помогите пожалуйста

8 лет назад

Предмет: Алгебра, автор: AlexandraRen

1. Найти тангенс а
2. Вычислить

8 лет назад