Can someone help me with this math homework please!

Which of the following three dimensional figures has a circle as it’s base

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

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