PLEASE HELP!! If you answer pls explain I need to know if I ever have a problem like dis in the future
What is the volume of a cylinder with a height of 3 feet and a radius of 4 feet?

Use 3.14 for pi.
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The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.