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В трапеции с осованием ab и cd боковые стороны равны 10 и 15 угол abc = dacs (abc) = 36 найти s трапеции

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обмотка электромагнитов в динамо-машине изготовлена из медного провода при температуре 10 градусов имеет сопротивление 14,2ом. после работы сопротивление обмотки увеличелось до 16,5ом. какой стала температура обмотки?

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wite a tage for each sentence. ()-апостроф1.They are pupils,......................?2.There are pupils in the classroom,...................?3.They are in the kitchen,.................?4.There are four chairs in the Kithen,................?5.There are lot pens in the box,..................?6.There are three pictures on the wall,.............................?7.The pictures are on the wall,............................?8.The children are at home,...............................?9.There are a lot of children at the home,.............................?10.the pupils are lazy,...................................?11.he can go,....................?12.She can swim,............................?13.They play tennis......................?14.The boys can speak english,........................?15.You can come 9 oclock,................................?16.They could dance well,..................................?17.She coould count well,..............................?18.He could speak French,...........................?19.It is the most interesting book,......................?20.They are lucky,..................?21.We can have a party on Sundey,.........................?22.We cant go there,..............................?23.the boys could play the game,.........................?24.The children couldnе play the game,..........................?25.they arent in the park,..................................?26.There arent any shops in this street,................?27.They cant see him,..........................?28.The water was hot,........................?29.There was hot water there,.............................?30.The weather wasnt cold?31.he has got a pet,.......................?32.she has got a doll,.....................?33.You have got a long tail,....................?34.it has got a bike,.....................?35.They have got a computer,..................?36.We have got some bread,.........................?37.You havent got a dog,.................?38.He hasnt got a parrot,......................?39.The children havent got many toys,......................?40.Kate hasnt got a basket,....................................?41.Bill has got two pets,.............................?42.Jane has got a colection of stamps,..........................?43.Alice hasnt got a toy train,............................?44.You have got a new game,....................?45.your grandparents have got a new garden,...........................?46.Your sister has got a guinea pig,..........................?47.Your sisters havent got any pets,............................?48.The smiths have got a new house,............................?49.The Browns have got a car,.........................?50.The Blaks havent got a dog,.....................?

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на каком языке говорили римляни?

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Какие признаки осетрообразных подчеркивают их сходство с хрящевыми рыбами

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Есть 9 кг крупы и гирьки весом в 50 г и 200г ,Как отвесить 2 кг крупы?

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