Geometry Calculator
Calculate area, perimeter, and volume of common shapes.
Formulas Reference
⭕ Circle
Area = πr² | Perimeter = 2πr
▬ Rectangle
Area = w×h | Perimeter = 2(w+h)
△ Triangle
Area = ½×b×h
🔵 Sphere
Volume = ⁴⁄₃πr³ | Surface = 4πr²
🧊 Cube
Volume = s³ | Surface = 6s²
🛢️ Cylinder
Volume = πr²h | Surface = 2πr(r+h)