Let X, Y, and Z be concentric circles with radii 1,13, and 22, respectively. Draw points A, B, and C on X, Y, and Z, respectively, such that the area of triangle A B C is as large as possible. If the area of the triangle is \Delta, find \Delta^{2}.
Let X, Y, and Z be concentric circles with radii 1,13, and 22, respectively. Draw points A, B, and C on X, Y, and Z, respectively, such that the area of triangle A B C is as large as possible. If the area of the triangle is \Delta, find \Delta^{2}.