Question 1097428
The sum of the measures of the interior angles of a polygon with {{{n}}} sides is
{{{(n-2)*180^o}}} .
In this case,
{{{(n-2)*180^o=8100^o}}} --> {{{n-2=8100^o/180^o}}} --> {{{n-2=45}}} --> {{{n=45+2}}} --> {{{highlight(n=47)}}} .