Предмет: Геометрия, автор: max972530

Помогите пожалуйста ДАЮ 50БАЛОВ

Середня лінія терпції дорівнює 7 см.

Знайдіть основи терпції, Якщо одна з них на 4 см менша за другу

Ответы

Автор ответа: malware144

Ответ:

одно основание х, другое х - 4; средняя линия равна полусумме оснований, т.е. (х + х - 4) / 2 = х - 2 = 7; х = 9 - первое основание; х - 4 = 5 - второе.

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: tkvfhsp2bq

Помогите срочно!! Даю 20 балов 3 задание там гуде текст с буквами

1 год назад

Предмет: Другие предметы, автор: markrudik777

Допоможіть скласти пам'ятку про те як варто діяти під час конфлікту. Буду дуже вдячний.

1 год назад

Предмет: Английский язык, автор: alisa22838

помогите пожалуйста у меня кр❗️5 Complete the dialogue below by choosing the correct response (A–O) for Grandad in each gap. There are four extra responses.
Grandad’s responses:
A Do you mean I can just type something there and then all my friends see it at the same time?
B I’m sorry, I don’t get it. How can you get the video from YouTube to show them?
C I’m not sure I get it. How can a sports team have a Facebook page?
D I don’t know what you did just then. Can you show me again?
E What do you mean? You have to pay, don’t you?
F And how many posts are there on your Facebook page?
G Do you mean the girl with the long black hair?
H WhywouldIwanttowatchanythingonYouTube?
I Yes, thanks. What are you doing?
J Now I get it. So what else can you do on it?
K Oh right. I didn’t know it was so easy. And can I read the things they write too?
L Oh right! Now I understand. So how do I get a Facebook page?
M Facebook? I don’t use it. I think it’s waste of time!
N I see. And which picture did you put on there?
O I see. And she explained what the photo is too in the writing there next to it.
May: Hi Grandad, are you OK?
Grandad: 0 I
May: I’m checking my Facebook page.
Grandad: 1 ___
May: No it isn’t! I can keep in contact with all of my friends, and it’s free too.
Grandad: 2 ___
May: No, of course not! Look! Here’s a list of my friends, and they can all see whatever
I write here. Grandad: 3 ___
May: Exactly! And that’s not all! Look here... Can you see my photos? Well, they can see
UNIT 8: Language Test GROUP A
May: You got it! And look... You know the football club I go to? Well, I get posts from
them too about practice and matches and things.
Grandad: 7 ___
May: Don’t be silly! Someone at the club writes it! Grandad: 8 ___
May: Well,IcanputalinktoavideoIlikeon YouTube so my friends can watch it too.
Do you know what I mean? Grandad: 9 ___
May: You don’t download the video. Facebook just makes a link to it so when you click here, for example, it opens the video on
Facebook. Grandad: 10 ___
May: Well, first you need to open an account... /10
ENGLISH IN USE
6 Put about, at, in, for or to into the gaps in the sentences below. For questions 6–10, add the correct form of the verbs in the box too.
learn look smile talk worry
0 My teacher shouts at me if I’m late for school. 1 Did you lose something? What are you looking
___?
2 All you ever think ___ is yourself! You’re so selfish!
3 Do you believe ___ ghosts and vampires?
4 That cake was lovely! Let’s ask ___ some more!
5 What did you talk ___ with Pierre at the party?
6 Who is Gordon _________ ___ on the phone?
7 Why is that man _________ ___ me? I don’t know who he is!
8 What did you _________ ___ at school today, Selma?
Grandad: May:
Grandad: May:
those as well. Do you see? 4 ___
Yes, you can. Look! There’s a post from Magda – you know, Magda in my class at school?
5 ___
Yes, that’s her. Well, look... she put this picture on there about five minutes ago.
9 I think that girl likes me! Look, she’s _________ ___ me!
10 Why are you so anxious? You’re always _________ ___ something!
6 ___

Помогите пожалуйста ДАЮ 50БАЛОВ Середня лінія терпції дорівнює 7 см. Знайдіть основи терпції, Якщо одна з них на 4 см менша за другу

Ответы

Помогите пожалуйста ДАЮ 50БАЛОВ

Середня лінія терпції дорівнює 7 см.

Знайдіть основи терпції, Якщо одна з них на 4 см менша за другу