S → H2S → SO2 → Na2SO3 → Na2SO4

Диагональ прямоугольника образует с одной из его сторон угол, равный 34 градуса. Найдите угол между прямыми, содержащими диагонали прямоугольника.

Поставить правильный предлог:

In, At или On

Betty doesn't have a job ___ the moment.
The telephone and the doorbell rang ___ the same time.
He flew from Japan. He's probably ___ Perth now.
Would you like to go out to dinner ___ Friday night?
She was tired. She's ___ bed now.
Goodbye! I'll see you ___ the morning.
Were you ___ Tom's party last night?
I'll see you ___ two weeks time.
She was born ___ 1961.
___ the age of ten I wanted to be a firefighter.
He's gone to work. He's probably ___ work now.
He lives ___ Australia.
___ my opinion you should buy that new model.
___ second thought, the green shirt is nicer.
I'll see you ___ Monday.
I'll be taking my holiday ___ Christmas this year.
___ the end of a course, students usually have a party.
There were many cars ___ the road today.
We got up ___ dawn today.
Are you doing anything ___ the weekend?

Каждую весну в земле совершается великое таинство: набухшее семя выбрасывает росток, и он является миру крохотным зеленым огоньком, неся человеку то радости, то тревоги.

Найти (сущ, доп, прич.о, гл, прил)

Схема предл.

Биссектриса тупого угла параллелограмма делит противоположную сторону в отношении 3:7, считая от вершины острого угла. Найдите большую сторону параллелограмма, если его периметр равен 117