A rectangle is to be inscribed in a right triangle having sides of length 6 in, 8 in, and 10 in.?

a rectangle is to be inscribed in a right triangle having sides of length 6 in, 8 in, and 10 in. Find the dimensions of the rectangle with greatest area uming that one of the rectangle's side is placed on the 10 in side, and one corner on the 6.in and 8 in side.