Question

A cube has side length eighteen kilometers. What is its surface area?

two hundred sixteen square kilometers

four hundred thirty-two square kilometers

one thousand nine hundred forty-four square kilometers

five thousand eight hundred thirty-two square kilometers

Answer 1

SA = 6s^2
SA = 6(18)^2
SA = 6(324)
SA = 1944
In English, this translates to, "one thousand nine hundred forty-four square kilometers".

Answer 2

thx