A trapezoid is shown. The lengths of the bases k l and j m are 10 feet and 5 feet. The length of side l m is 6 feet. An altitude is drawn from point k to a point on side j m. A plot of land has an area of 33. 75 square feet. Jackson wants to put a 4-foot by 4-foot shed on the land. He can only do this if the height of the trapezoid is at least 4. 5 feet. What is the height of the trapezoid? feet.