▭ Rectangle
◯ Circle
△ Triangle
▦ Multiple Rooms
Total area
0 sq ft
rectangle
Square yards0 yd²
Square meters0 m²
Estimated cost$0
For irregular rooms, split into rectangles or triangles and use Multiple Rooms to total them.
Rectangle
Length × width. Works for most standard rooms, patios and yards.
Circle
π × radius². Useful for round patios, fire pits and circular garden beds.
Triangle
½ × base × height. Handy for gable ends, angled rooms and corner lots.
Multiple rooms
Add each room or section separately and this totals the combined square footage automatically.