Предмет: Математика, автор: tuturb1

Сторона одного квадрата 77,4 см, а сторона другого в 3,6 раза меньше. Вычисли периметр и площадь второго квадрата

Ответы

Автор ответа: hava2015

0

774:36=21.5 см сторона
Р=21.5*4=86 см
площадь=21.5*21.5=462.25 см2

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Русский язык, автор: doooowwsse

Помогите прошу сор по русскому языку второй класс

7 лет назад

Предмет: Алгебра, автор: Vika8832

В геометрической прогрессии известно, что b_8-b_6=160, b_1-b_3=5
ПОМОГИТЕЕЕЕЕЕЕ ПЛИИИИИИИИИИИЗ СРОЧНОООО

7 лет назад

Предмет: Английский язык, автор: dmitrijkosatyj

1 We ___ tea when our grandparents came. A was having B were have C were having 2 He ___ the house this time yesterday. A was painting B were painting C painting 3 Mary ___ home when she met her old friend. A was walking B was walk C were walking 4 They ___ cricket at 10 a.m. yesterday. A not playing B weren’t playing C wasn’t playing 5 Sam and I ___ over the phone when the connection failed. A were chat B was chatting C were chatting 6 The radio was on but the children ___ to it. A were listening B was listening C weren’t listening 7 She ___ dinner while her husband was working in the garden. A was cooking B was cook C were cooking 8 Carol was at the party last night. She ___ a very nice dress. A wearing B was wearing C were wearing 9 ___ at 8 p.m. yesterday? A Knitting she B Were she knitting C Was she knitting 10 We ___ along the coast all evening yesterday. A was driving B were driving C were drive

7 лет назад

Предмет: Физика, автор: мозгoff

Под каким из этих предварительно нагретых шаров (их массы и температуры одинаковы)растает больше льда?Почему?

10 лет назад

Предмет: Физика, автор: mayorova99

Приведите примеры диффузии

10 лет назад