Comprehensive Calculator Guide
📋Overview
The Area & Perimeter Calculator computes the area and perimeter of basic geometric shapes: rectangle, circle, triangle, and trapezoid.
🎯How to Use
- Select a geometric shape
- Enter the required dimensions
- Get area and perimeter instantly
🔢Formula Used
Rectangle: L×W. Circle: π×r². Triangle: ½×base×height.💡Practical Examples
Example: Rectangle 5×3
Area = 15 unit², Perimeter = 16 units
❓Frequently Asked Questions
Q:What units is the result in?
A: Same units you entered (cm, m, etc). Area is squared, perimeter is linear.