Plz Subscribe to me on you. tube for a giveaway :channel: Kallen Buzzard

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 of the following constants can be added to x2 - 3x to form a perfect square trinomial?

Can someone show me step by step how to do this?