About This Calculator
This square footage calculator estimates area and total cost for up to 10 shapes, including rectangles, circles, triangles, and polygons. It supports mixed shapes, multiple units (ft, in, m, cm, yd), and optional inputs for quantity and unit price. Suitable for flooring, landscaping, construction, and more.
How to Use
- Select a shape from the icon list.
- Enter dimensions and optional values (quantity, price).
- Click "Calculate" to get area and total cost.
Decimals are supported. Units are converted internally and results are shown in square feet (ft²).
Frequently Asked Questions
Can I change units?
Yes, inputs support ft, in, m, cm, and yd. The calculator converts them internally, but results are always shown in square feet (ft²).
How is price calculated?
When you enter a price per area and quantity, the calculator multiplies them with the area to estimate total cost.
Can I enter decimal values?
Yes, all fields accept decimals to ensure accurate measurements, especially for small shapes or precise cuts.