A company creates tin boxes out of sheet metal. What measure should it use to find out how much sheet metal it needs to make a box that is 6 cm by 4 cm by 18 cm? surface area
volume
area
lateral area Do not solve the number what is the answer to the question like is it volume or some thing like that

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .