Question 364922
{{{P=2L+2W=230}}}
{{{L+W=115}}}
{{{A=L*W}}}
But from above,
{{{W=115-L}}}
{{{A=L(115-L)}}}
Since the area cannot be less than or equal to zero. 
{{{L<115}}} and {{{L>0}}}
{{{0<L<115}}}