Calculate square footage.

Calculation should be determined by multiplying, using the U.S. Customary system of measurement, the length times the width of the living area (any area intended for occupancy).

Process/Skill Questions:

• What units of measurement are used to calculate area?
• What is the purpose of determining square footage?
• What areas of the structure are not included in the square footage calculation?
• What is the difference between gross square footage and net square footage?
• What is meant by habitable place?