Geometry Calculator
Calculate area, perimeter, and volume for various geometric shapes
Geometry Formulas
2D Shapes
- Circle: Area = πr², Circumference = 2πr
- Rectangle: Area = length × width, Perimeter = 2(length + width)
- Triangle: Area = ½ × base × height
- Square: Area = side², Perimeter = 4 × side
3D Shapes
- Sphere: Volume = (4/3)πr³, Surface Area = 4πr²
- Cylinder: Volume = πr²h, Surface Area = 2πr² + 2πrh
- Cube: Volume = side³, Surface Area = 6 × side²