Question: how do you calculate square feet?
Option 0: If you are measuring a square or rectangle area, multiply length times width; Length x Width x length= Area.    For other area shapes, see formulas below to calculate Area (ft2) = Square Footage.
Option 1: If you are measuring a square or rectangle area, multiply length times width; Length x Width = Area.    For other area shapes, see formulas below to calculate Area (ft2) = Square Footage.
Answer: 1