ПОМОГИТЕ C ХИМИЕЙ!)

смотреть вложения!

Радиус одной кули =3 см ,а второй=4 см.

Найти отношение площадей поверхностей и отношение объёмов доных куль.

С объяснением пожалуйста))

Complete the sentences with the passive form of the verb in brackets/
1. The best cheese_________in France (make)
2. Paper_______ by the Chinese (invent)
3. The Rissuan State National Library____ in 1892 (found)
4. This book____next year. (publish)
5. Our library ______ on Sundays. (close)

2 задание
 correct the mistakes. Use the correct verb ans preposition

1. I never lend things from my brother. he often forgets to return them - _______________________________________________
2.I am afraid I will have to land some money to you.-It is OK. How much do you need?_______________________________________________________________________________________________________
3.May I land your pen?- Sure. Here you are.- _________________________________________________________________________________
4.Do not borrow any money to Alise. She won^t give it back.-____________________________________________________________________________________________
5. Mary wants to lend that grammar textbook from you.-I can not give it to her now. I am using it-_____________________________________________________________________________________

4 корня из 49 минус корень из 81

Сочинение и план по теме "Правда ли, что весна - лучшее время года?"