Question 1177772
Right Triangle
{{{x^2+(x-28)^2=(x+8)^2}}}



{{{x^2+x^2-56x+28^2=x^2+16x+64}}}
{{{x^2-56x+28^2=16x+64}}}
{{{x^2-72x+28^2-64=0}}}
{{{x^2-72x+720=0}}}


{{{x=(72+- sqrt(72^2-4*720))/2}}}

{{{(72+- sqrt(2304))/2}}}

{{{x=(72+- 48)/2}}}

{{{system(cross(x=12),or,highlight(x=60))}}}