Can some one help me answer all ten questions they are due at 10:00 I will give out Part 2

Given right triangle xyz, which correctly describes the locations of the sides in relation to

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Which expression gives the exact value of x?