📐 Area Calculator

Select a shape and enter its dimensions to automatically calculate the area (cm²).

Select Shape

Side Length (cm)

ℹ️ Formulas
▪️ Square: side × side
▪️ Rectangle: width × height
▪️ Triangle: (base × height) ÷ 2
▪️ Circle: π × radius² (π ≈ 3.1416)