No Results
No results found for your search. Please try another term.
Online Square Footage Calculator
Calculate the square footage of various shapes including rectangles, triangles, circles, and composite areas with this accurate and easy-to-use online calculator. Ideal for home improvement, construction, and landscaping projects.
| Result | |
|---|---|
| Square Footage | 5.0106 ft² |
| Square Inches | 721.52644 in² |
| Square Yards | 0.55673 yd² |
| Square Meters | 0.4655 m² |
| Acres | 0.00012 acre |
| Hectares | 0.00005 ha |
| Cost ($) | 7215.2644 |
Oops! Something went wrong. Please try again.
What Is This Tool?
This calculator helps you determine the total square footage of rooms and spaces by applying standard geometric area formulas. Whether measuring rectangular rooms or complex shapes, it provides fast and precise area calculations for effective space planning and material estimation.
How to Use This Tool?
- Enter the required measurements such as length, width, base, height, or radius depending on the shape
- For irregular spaces, divide your area into basic shapes and calculate each separately
- Click the calculate button to see the total area in square feet
- Use the results for estimating materials or planning your space
Key Features
- Calculates area for rectangles, squares, triangles, circles, and composite shapes
- Uses standard geometric formulas for accuracy
- Supports input of common variables such as length, width, base, height, and radius
- Quickly sums areas of segmented shapes for irregular spaces
- Ideal for homeowners, contractors, and designers
Examples
- Calculate the area of a room 15 ft long and 12 ft wide: A = 15 × 12 = 180 sq ft
- Find the area of a triangle with base 10 ft and height 8 ft: A = ½ × 10 × 8 = 40 sq ft
- Compute the area of a circle with radius 7 ft: A = π × 7² ≈ 153.94 sq ft
- For an irregular space, divide it into rectangles and triangles, calculate each area then sum for total sq ft
Common Use Cases
- Estimating flooring materials for rooms or commercial spaces
- Planning landscaping or garden layouts with curved or irregular shapes
- Calculating paint coverage based on wall area
- Determining square footage for real estate listings and appraisals
- Supporting DIY renovation projects with accurate space measurement
Tips & Best Practices
- Always measure dimensions in feet for consistent results
- Break complex areas into simple shapes to improve accuracy
- Double-check measurements before entering values
- Round decimal results according to project precision requirements
- Use flat, two-dimensional measurements for best calculation validity
Limitations
- Calculator assumes flat, two-dimensional areas and does not account for elevation changes
- Irregular or curved spaces require manual division into basic shapes before calculation
- Not designed for three-dimensional or volume calculations
- Accuracy depends on the precision of user measurements
Frequently Asked Questions
- Can this calculator handle irregularly shaped rooms?
- Yes, but you need to divide the irregular space into basic shapes like rectangles and triangles, calculate each area separately, then sum them for the total square footage.
- What units should I use for measurements?
- Measurements should be entered in feet to ensure the calculated area is in square feet.
- Does the calculator account for curved surfaces?
- No, curved or complex shapes must be approximated by dividing them into simpler shapes before calculation.
- Is this tool suitable for estimating materials like flooring or paint?
- Yes, it provides accurate area calculations useful for material estimation in construction and renovation projects.
Key Terminology
- L (Length)
- The measurement of the longer side of a rectangle or square used in area calculation.
- W (Width)
- The measurement of the shorter side of a rectangle or square used in area calculation.
- b (Base)
- The bottom edge length of a triangle used in area calculation.
- h (Height)
- The perpendicular measurement from the base to the top vertex of a triangle.
- r (Radius)
- The distance from the center to the edge of a circle used to find its area.
- A (Area)
- The total surface measurement in square feet calculated based on entered dimensions.