one portrain and one Landscape page latex code example

Example 1: latex rotate page

\usepackage{pdflscape}

...

    \begin{landscape}

    …

    \end{landscape}

Example 2: latex horizontal

% lscape.sty Produce landscape pages in a (mainly) portrait document.
\usepackage{lscape}
...
\begin{landscape}
...
\end{landscape}