Arectangle is shown on the coordinate grid. which equation represents the side that is parallel to side d? y = 2x + 5 y = -2x + 5 y = 1/2x - 5/2 y= -1/2x -7/2

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters