The figure to the right shows the shape and dimensions of a small dam Assuming the water level is at the top of the dam find the total force on the face of the dam Use 1000 kg m for the density of water and 9 8 m s for the acceleration due to gravity 3 OA W y y 9 12m Find the width function w y for each value of y on the face of the dam Place the origin at the center of the base of the dam with the y axis going in the vertical direction and the x axis going in the horizontal direction Choose the correct answer below OB w y 18y 2 OC w y y 9 OD w y 81y 6 m 9m