The predicate is that part of a sentence which tells something about the subject. e.g. A simple predicate (or verb) describes the action or condition of the subject or subjects in a sentence. e.g.
An A3 sheet paper its twice the size of an A4 sheet of paper. An A3 sheet of paper measures: 297mm Ã 420mm or 11.69'' Ã 16.54''. Azhar Mirza.
ISO 269 defines the various standard sizes for envelopes that are to be used for standard paper sizes. The standard stipulates that if you use an A4 paper then the appropriate envelope size should be a C4, which has dimensions of 229 mm x 324 mm. If your office uses an A3 paper then the matching envelope format will be a C3 (324 mm x 458 mm).