Announcement envelopes, also called A-style, are popular for stationary, invitations and announcements. A-2 envelope dimensions are 4.375 inches by 5.75 inches or 4 3/8 inches by 5 3/4 inches. More »

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A legal-size envelope is an envelope that generally measures 9.5 by 15 inches. Legal-size envelopes are designed to store, mail or transport legal documents that measure 8.5 by 14 inches. More »

Envelope size charts can be downloaded for free online or sourced from the local post office. Common online sources for envelope size charts include both Leader Paper and Paper-Papers among others. More »

Because most gymnasiums accommodate a basketball court, they are usually around 110 feet long and 60 feet wide. The regulation size of a high school basketball court is 84 feet long and 50 feet wide. More »

The Pyramid of the Sun is 720 feet by 760 feet wide and over 246 feet tall. These are not its original size. The construction took place in two phases, with the first stage being around 100 A.D. More »

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The dimensions for the Barcelona Pavilion were not recorded on the detailed planning maps and any person interested in the dimensions must visit the structure themselves or assign a number to the square that is shown in ... More »

Good patterns for making envelopes include the basic rectangular taped envelope, the square origami envelope and the pouch envelope. The wikiHow website offers excellent video tutorials showing how to create these patter... More »

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