I have recently started using the geometry package to format the margins of my documents. Although, I've noticed that the width of the header/ footer remains the same. How can I correct this?

He...

Template for typesetting exam sheet in Khmer language - sayol/xam

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What are the main differences among:
TeX Live
teTeX
fpTeX
MiKTeX
proTeXt
MacTeX
gwTeX
OzTeX
AmigaTeX
PasTeX

\documentclass[english]{article}
\usepackage[T1]{fontenc}
\usepackage[latin9]{inputenc}
\usepackage{babel}
\begin{document}
% ...
\[
\begin{array}{ccccc}
x(1) & = & \frac{x(0)}{1} & = &...

I'm trying to reduce the line spacing for the rotated table cells in order to reduce the width of the table and to make it look nicer.
Also the cell "Material" looks kind of crammed.

This is what it