Area Calculator of Any Shape (Manual Input)

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📤 DOWNLOAD THE TOOL

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How to Use?

📐 Area Calculator of Any Shape (Manual Input)

A lightweight browser-based tool to calculate the area of any polygon shape by manually entering coordinates.
Perfect for use in the field, where a CSV file may not be available.

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✨ Features

• ➕ Add Points Manually – Enter X/Y coordinates directly into the table.
• 📝 Editable Table – Add, edit, delete, or reorder points anytime.
• 📊 Visual Graph – Displays the polygon on a grid with dynamic updates.
• 📏 Segment Lengths – Each line between points shows its length.
• 🧮 2D Area Calculation – Real-time polygon area using the shoelace formula.
• 🚫 Self-intersection Detection – Warns if the polygon overlaps itself.
• 🌓 Light/Dark Mode toggle for better usability outdoors.
• 🔍 Zoom & Pan – Inspect shapes interactively.
• 📱 Offline Ready – Runs fully in the browser without internet.

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🖼️ Preview

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🚀 How to Use

1. Open Area Calculator of Any Shape.html in your browser.
2. Use + Add Point to enter coordinates manually.
3. Add at least 3 valid points to form a polygon.
4. The tool will:

• Draw the polygon
• Display segment lengths
• Compute and show the area

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📄 Example Input

S/N	Name	X	Y	Z (optional)
1	A	10	15
2	B	80	20
3	C	70	70

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⚡ Why Use This Tool?

• 💻 No need for CSV or external software
• 🌐 No internet required – works completely offline
• 📱 Works on mobile phones, tablets, and desktops
• 🧑‍💼 Perfect for surveyors, engineers, and planners working in the field

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