Три угла вписанного четырехугольника относятся(в последовательном порядке ) как 1:2:3 Найдите четвертый угол четырехугольника

найдите наибольшее значение выражения -3sin t -1

Рассчитайте, сколько молей и моль–эквивалентов составляют 20,125  г сульфата цинка ZnSO4

подчеркнуть буквы,написание которых нужно проверять(орфограммы):1.Счастливым и красивым делает человека труд.2.Ум и сердце в работу вложи,каждой секундой в труде дорожи.3.Труд при учении скучен,да плод от учения вкусен.

Ребята помогите исправить ошибки)

1. Who are speaking with you? 2. Nick come to me tomorrow. 3. Ann have already showed her new bag. 4. Are you here yesterday? – No, I am at home. 5. Jim don’t rides the bicycle on Sundays. 6. Where will they going next week? 7. My mum just made tea. 8. Let’s gone to the kitchen. 9. Look! Our old cat catches the ball. 10. I doesn’t like think about it. 11. Where you keep these cakes? 12. They want to go to the cinema last Saturday. 13. Don’t drunk this bad water. 14. Mary always have bath in the morning. 15. The children swim in the lake now. 16. She have read this text, doesn’t she? 17. Where I see you tomorrow? – We are at school. 18. Do you buy a new car before Christmas? 19. Pete and Ted wears raincoats in autumn. 20. Little Lily doesn’t found her doll yet. 21. Wait! We run to you. 22. He not understood the film last time. 23. We always liked eat tasty things at home. 24. Why do you breaking this box?