Agift box is 15 inches long, 10 inches wide, and 3 inches high. how much wrapping paper is needed to wrap the gift box?
a. 225 in. 2
b. 450 in. 2
c. 525 in. 2
d. 650 in. 2

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 .

What is the size of the matrix resulting from

In a column proof the right column states your reasons