If you want ALL columns the same width, Pick Format, Column, Standard
Width, plug in a number, and click OK.

Ben Edwards wrote:

Why can't I type in exact column widths in the page layout ruler so that it
is exactly the same size of an object (a line, or a rectangle), say 20 cm
long (such as having 5 columns 4cm each?). Can it be done? Where can I find
out more of this??

Ben