Предмет: Геометрия, автор: faerf5816

Допоможіть срочно будь ласка

Приложения:

Ответы

Автор ответа: zmeura1204
0

Ответ:

Координати середини відрізка АВ є (3;4)

Объяснение:

т.К(Хк;Ук)- середина відрізка АВ.

А(2;3); Ха=2; Уа=3

В(4;5) Хв=4; Ув=5

Формула К=(А+В)/2;

Вираховуємо абсцису.

Хк=(Ха+Хв)/2=(2+4)/2=3

Вираховуємо ординату

Ук=(Уа+Ув)/2=(3+5)/2=4

К(3;4)

Похожие вопросы
Предмет: Английский язык, автор: osypenkonazarii
Task 1 Write questions about the underlined information (3) Nelly has tried Japanese food. ________________________________________________________? My best friend lives in Lviv. _____________________________________________________? My parents are watching a comedy at the moment. ________________________________________________________ ? We go to the seaside every summer. __________________________________________________________? The girls are cooking mushroom soup. __________________________________________________________? Our guests have already visited Kyiv. __________________________________________________________? Task 2 Open brackets, put verbs into Ving or to Infinitive forms (3) I don’t like ____________ (shop) with my sister. Do you want ____________ (go) to the cinema at the weekend? Olha and her sister choose ________________ (fly) when they visit their granny in Spain. Mike enjoys ____________ (meet) his friends at the skate park. My Mum spends a lot of time _____________ (chat) online. We don’t mind ________________ (wait) for you. Task 3 Fill in so, such or such a/an (3) I love my aunt Nina. She tells us ___________ funny and imaginative stories. Buses and trains are ____________ expensive in the UK. It was _____________ interesting class and the teacher was very cheerful. The skirt was _________ inexpensive. I am very happy that _______ many friends are coming to the party. You really shouldn’t spend ___________ much time playing games. Task 4 Complete the sentences with the missing prepositions (3) Is he serious ____________ taking you to the theatre? I am mad ___________ Art. They are trying to focus _________ their homework. Lazy people do not believe ___________ working hard. How do you deal ________ your work and study at the same time? We were disappointed _________ the street music festival last month. My friends are completely obsessed ___________ cars. Are you involved ___________ any club? I prefer to connect ________ friends by meeting them.
Предмет: Алгебра, автор: marakuuyya
Предмет: Английский язык, автор: uliasarajkina56