Display pages like category tree

Take a look at breadcrumb navigation Plugins, or one of the many Themes that incorporate breadcrumb navigation. Most should handle hierarchical Pages.

home-made page breadcrumb list:

<?php $anc = get_post_ancestors($post->ID);
if( $anc ) :
$anc = array_reverse(array_merge( array($post->ID), $anc )); //add the direct page to the list, and reverse the list
$sep = '';
foreach( $anc as $anc ) {
echo $sep . get_the_title( $anc );
$sep = ' > ';
}
endif; ?>

https://codex.www.ads-software.com/Function_Reference/get_post_ancestors