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(1 point) A fence is to be built to enclose a rectangular area of 250 square feet. The fence along three sides is to be made of material that costs 3 dollars per foot, and the material for the fourth side costs 14 dollars per foot. Find the dimensions of the enclosure that is most economical to construct. Dimensions: X(1 point) A fence 4 feet tall runs parallel to a tall building at a distance of 6 feet from the building. What is the length of the shortest ladder that will reach from the ground over the fence to the wall of the building? Length of ladder = feet.(1 point) The top and bottom margins of a poster are 6 cm and the side margins are each 7 cm. If the area of printed material on the poster is fixed at 380 square centimeters, find the dimensions of the poster with the smallest area. printed material Width = (include units) Height = (include units)(1 point) A cylinder is inscribed in a right circular cone of height 5 and radius (at the base) equal to 4. What are the dimensions of such a cylinder which has maximum volume? Radius = Height =