Вопрос по химии:

Домашняя работа по химии 8 класс (Валентность) (СРОЧНО!)

Вопрос по математике:

Определи площадь треугольника ABM

, если AM = 9 см, ∡A=55°, ∡B=80°

Sabm= ...... см2

.

Вопрос по английскому языку:

1. Shall/OK/get/we/started?

2. My/today/subject/presentation/of/satisfaction/is/the/customer.

3. Will/presentation/thirty/my/about/take/minutes.

4. Issues/on/three/focus/I’ll.

5. By/looking/of/current/will/the/status/case/we/the/start/at.

6. Move/now/to/point/next/let’s/on/the.

7. All/topic/as/today/is/you/know/our/customers’ complaints.

8. Be/additionally/cases/discussing/most/will/we/the/important.

9. Said/brief/give/I/you/earlier/a/I’ll/as/overview.

10. At/closer/table/let’s/this/a/look.

11. Attention/draw/your/facts/like/I’d/to/to/following/the.

12. Stress/change/is/important/I’d/how/to/like/this.

13. Now/end/presentation/approaching/I’m/of/the/my.

14. Summarize/me/important/let/the/results/most.

15. Points/again/go/I’d/through/like/to/the/main.

Помогите ,пожалуйста !!

Вопрос по алгебре:

Вопрос по математике: