What file extension do Impress files use?

There are hundreds of filename extensions in use, and the set is constantly changing. The extensions are the characters after the period in dotted-name filename systems. They identify file types and...

What a wiki file is? .html, I guess.

htm usualy the save file dialog automaticly puts it as .htm though.

There are a few but the most common are .mp3, .m4a and .aif

cdr