Area Calculator – Find Area of Any Geometric Shape Instantly
This free Area Calculator helps you quickly and accurately calculate the area of various shapes including square, rectangle, circle, triangle, and more. Whether you're working on a school assignment, home project, or construction site, this tool provides reliable results instantly.
How to Use the Area Calculator
Select a shape, then enter the required dimensions like length, width, base, height, or radius. The Area Calculator will use the correct geometric formula to give you the exact area in square units. You can switch between metric (cm, m) and imperial (in, ft) units.
Shapes Supported
- Square – Area = side × side
- Rectangle – Area = length × width
- Circle – Area = π × radius²
- Triangle – Area = ½ × base × height
- Trapezoid – Area = ½ × (base1 + base2) × height
- Parallelogram – Area = base × height
- Ellipse – Area = π × a × b
Why Use Our Area Calculator?
The Area Calculator eliminates the need for manual formulas or guesswork. It's perfect for:
- Students calculating geometry homework
- Contractors and architects planning layouts
- Homeowners measuring floor plans or gardens
- DIY projects requiring surface area estimates
More About Calculating Area
Calculating area is essential in mathematics, construction, design, and everyday life. Whether you're laying tiles, painting walls, or designing a room layout, our Area Calculator makes the job easier by doing the math for you. Just enter the measurements and get instant results — no complex formulas required.
Frequently Asked Questions (FAQs)
What is area?
Area is the measure of space inside a 2D shape, expressed in square units such as cm², m², or ft².
Can I use this for irregular shapes?
This calculator supports standard shapes. For irregular shapes, divide them into known shapes and calculate separately.
What unit options are available?
You can switch between centimeters, meters, inches, and feet to match your measurement system.
Is the calculator free and mobile-friendly?
Yes, the Area Calculator is 100% free and works on desktop, tablet, and mobile devices without downloads or sign-up.
Who should use this tool?
Anyone needing fast and accurate area calculations — students, engineers, real estate agents, or anyone with a measuring tape!
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