Предмет: Геометрия, автор: Аноним

Помогите решить эту задачу по геометрии, заранее благодарю!!!

Приложения:

BacuJIek: ))))

BacuJIek: только не СВ, а СА

BacuJIek: последняя это теорема косинусов

BacuJIek: да всё верно, отвечаю

BacuJIek: ага))) я забыл, что косинус 120 1/2, каеф

BacuJIek: -1/2*

Ответы

Автор ответа: anna2501v

1

Ответ и решение на фото

Приложения:

simovskaya: здравствуйте,не могли бы вы решить подобную задачу?Вот ссылка https://znanija.com/task/28519853 .Заранее благодарю

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: kiselevkp

Choose the verbs in the past continuous.

1.My mother … (watch) TV when I saw her.

Выберите один ответ:

a. were watching

b. watching

c. was watching

d. watches

2.Kate … (have) dinner at 8 pm yesterday evening.

Выберите один ответ:

a. has

b. were having

c. was having

d. had

3.My cousins … (draw) until 3 pm yesterday.

Выберите один ответ:

a. was drawing

b. drawing

c. drew

d. were drawing

4.I … (drive) my car for two hours.

Выберите один ответ:

a. were driving

b. drive

c. was driving

d. driving

5.Tom and Pete … (make) the decorations when their mum came home.

Выберите один ответ:

a. are making

b. were making

c. making

d. was making

6.Jack … (dream) when we … (call) him.

Выберите один ответ:

a. dreamt, were calling

b. was dreaming, called

c. was dreaming, were calling

7.Lili … (choose) a present in the shop when she … (hear) the news.

Выберите один ответ:

a. was choosing, heard

b. chose, was hearing

c. was choosing, was hearing

8.We … (eat) fried chicken while mum … (cook) mashed potato.

Выберите один ответ:

a. were eating, was cooking

b. were eating, cooked

c. are, was cooking

9.While they … (break) the toy I … (cry).

Выберите один ответ:

a. broke, was crying

b. were breaking, was crying

c. were breaking, cried

Помогите пж даю 100 балов

6 лет назад

Предмет: Математика, автор: Аноним

пж памагите дам 10 баллов

6 лет назад

Предмет: Английский язык, автор: kimaliegvvn0842wgjed

3 Put the verbs in brackets into the correct tense to form conditionals. 1 We'll miss the clean-up day if we (not leave) now. 21 me to (help) you if you'd asked 3 I would work at the animal shelter if I 4 We (not/solve) the problem of illiteracy unless everyone has access to free education (have) more free time. 5 If I had saved more money, (go) on the trip to Africa. 6 If I lived closer to town, I. (volunteer) at the homeless shelter. 7 They will close the library if we (not/start) a campaign to stop them. 8 Unless the countries make peace with each other, this war (never/end)

6 лет назад

Предмет: Литература, автор: kazaryan841

Характеристика Вьюшки из рассказа "Выскочка".Пппллииизз

10 лет назад

Предмет: Математика, автор: Arseni111

Почему 100:100=1 ??????

10 лет назад