Find the gcf of the following literal terms. xxyyyzz and zzz

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

Urgent? will give brainliest to the first correct answer what is the area of the figure?

Iknow the answer but the calculator doesn't seem to give the right one