Right triangle has sides that are integers, and an area of . Which of the following could not be the height of ?

Find the height of a right triangle given a base of and hypotenuse of .

Given a right triangle with a leg length of and a hypotenuse length of , what is the height of the triangle?

A ladder is leaning against a wall. If the bottom of the ladder touches the ground from the base of the wall, approximately (to the nearest whole number) how far is the top of the ladder from the base of the wall?