Read the words. Which of them are countable nouns and which are uncountable nouns? Read the words again adding a/an before countable nouns and some before uncountable nouns

some bread — немного хлеба
an apple — яблоко
a banana — банан
some sunflower oil — немного подсолнечного масла
some sugar — немного сахара
a magazine — журнал
some honey – немного меда
a film — фильм
some milk — немного молока
some chocolate — немного шоколада

C=√(a^2+b^2) = √(8^2+14^2)≈16 см.