Aright rectangular prism is 5 1/4 in. wide, 12 1/2 in. long, and 4 in. tall. what is the volume of the prism? 50  in3 65 5/8  in3 260  in3 262 1/2  in3

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