PerimTool makes perimeter calculation quick and simple. Choose your shape—rectangle, circle, or triangle—enter the dimensions, and instantly get the perimeter value. Easily copy the result to your clipboard, share it with others, or reset for new calculations, all in a clean, user-friendly interface.

Features:
Calculate perimeter for rectangles, circles, and triangles
Fast input and instant results
One-tap copy and share options
Easy reset for new calculations
Modern, intuitive design

Perfect for students, professionals, or anyone who needs to find perimeters fast!