Question 1088215
Using the Pythagorean theorem,
{{{S^2+(S+33)^2=(S+66)^2}}}
{{{S^2+S^2+66S+1089=S^2+132S+4356}}}
{{{S^2-66S-3267=0}}}
{{{(S-99)(S+33)=0}}}
Only positive values are allowed.
{{{S-99=0}}}
{{{S=99}}}
99-132-165 triangle