Web What is the size of format in cm?WebAnswer (1 of 3) 21 cm by 297 cm Notice that the longer edge is just sqrt(2) times the shorter edge, and this ratio is preserved (but in reverse) if you halve the longer edge, giving youWebPaper size standards govern the size of sheets of paper used as writing paper, stationery, cards, and for some printed documents The ISO 216 standard, which includes the
Paper And Notebook Sizes Explained Unsharpen
