Предмет: Математика, автор: margoshik10

одна сторона треугольника равна 32 см, вторая составляет 45% первой, а третья - 11/16 первой. вычислите периметр треугальника

Ответы

Автор ответа: daniilkolotilo37

1

Ответ:68.4

Пошаговое объяснение:

32+22+14.4=68.4

32x11/16=22

32x45%=14.4

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Химия, автор: onikijartem

Втрачає чи приєднує електрони Ферум при зміні ступеня окиснення з +3 на 0?

11 месяцев назад

Предмет: Геометрия, автор: pypsikchek

Допоможіть будь ласка

11 месяцев назад

Предмет: Алгебра, автор: artem4ik201152

ПОМОГИТЕ ПОЖАЛУЙСТА

11 месяцев назад

Предмет: Алгебра, автор: Olena2611

y=-x+3
Поможіть хто знає

6 лет назад

Предмет: Английский язык, автор: aaaasha542

Ex. 1 Complete the phone conversation. Use the present simple or the present continuous form of the verbs in brackets.

Mum Hi, Ollie. It’s Mum. I’m coming (come) home now.

Ollie OK, Mum.

Mum 1_________ (you / study) for your important exam?

Ollie No. I 2_________ (chat) to Simon. We 3_________ (talk) about the exam.

Mum But you 4 _________ (talk) to him every day.

Ollie No, we 5_________ (not chat) in class. We 6_________ (listen) to our teacher.

Mum Are you sure? What 7_________ (your sister / do) at the moment? 8_________ (she /

do) her homework?

Ollie No, of course not, Mum. She never 9_________ (do) her homework. She

10_________ (watch) TV, I think!

Ex. 2 Order the words to make sentences.

There is one extra word that you do not need.

shopping/ of/ there/ in/ city/ the/ are/ centre/ any/ some/ the/ malls?

some/ give/ me/ please/ bread/ many

how/ team/ players/ football/ are/ in/ a/ many/ there/ much?

many/ friends/ she/ much/ doesn’t/ time/ her/ spend/ with

in/ there/ country/ are/ much/ places/ our/ a/ of/ interesting/ lot/

Ex. 3 Write new sentences using one of the words in brackets.

You’re the doctor. You helped us at the hospital. (where / who)

You’re the doctor who helped us at the hospital.

1 This is the Tom Cruise film. It was on TV last night. (who / which)

2 That’s the hotel. We stayed last year. (which / where)

3 She’s the teacher. She gave us a lot of homework. (who / where)

4 This is the shop. I bought the bottle of shampoo. (where / which)

5 This is my little sister. She’s learning to read and write. (which / who)

6 Here’s the magazine. It was in my room. (who / which)

Ex. 4 Complete the text using verbs in the box.

pollute burn destroy throw away bury recycle poison waste save reuse

What can you do to save the planet?

Don’t throw away your old clothes and put them in the bin. You can 1_________ them.

Take them to the special recycling centre in Church Road.

Also, you can write to your local council. Ask them not to 2 _________ rubbish because

the smoke 3 _________ the atmosphere.

It isn’t a good idea to 4 _________ plastic bags in the ground either.

When you get a plastic bag, don’t forget to 5 _________ it several times.

Make sure that you eat all the food in your fridge – don’t throw it in the bin and

6 _________it!

6 лет назад