How wide is a No. 10 business envelope?
A No. 10 business envelope is about 24.1 cm (9.5 in) wide.
Size source: en.wikipedia.org
Compared with things you know
- About 2.8 times as wide as a credit card (8.56 cm)
- About the same width as a basketball (24 cm)
- About 14% of the length of an adult bicycle (1.75 m)
Did you know?
Until 1840 every envelope was made by hand; the first envelope-folding machine was patented in Britain in 1845.
