The leg would be the hypotenuse of the triangle on the ends of the trapezoid. The top base is 5 and bottom 11, the difference is 6 inches. This gives 3 inches on each side with a height of 4. Use Pythagorean theorem to find the hypotenuse. 3^2+4*2=c^2 9+16=c^2 25=c^2 5.=c The leg is 5 in