Here is a quadrilateral.\(a=90^{\circ}\) and \(a:b=5:3\)\(x:y=1:3\)Show that \(b=x\)

Here is a quadrilateral.\(a=90^{\circ}\) and \(a:b=5:3\)\(x:y=1:3\)Show that \(b=x\) - চর্চা