Construction & Geometry Calculators
Area, volume, perimeter, and shape calculators for construction and design.
45 calculators available
Area
Area of 2D shapes.
Circle
Area, circumference, diameter, and radius of a circle.
Triangle
Area, perimeter, and angles of a triangle.
Cylinder
Volume and surface area of a cylinder.
Sphere
Volume and surface area of a sphere.
Cone
Volume, surface area, and slant height of a cone.
Cube
Volume, surface area, and diagonal of a cube.
Pyramid
Volume and surface area of a pyramid.
Trapezoid
Area and perimeter of a trapezoid from parallel sides.
Ellipse
Area, circumference, and eccentricity of an ellipse.
Sector
Area, arc length, and angle of a circular sector.
Polygon
Area and perimeter of regular polygons by side count.
Midpoint
Find the midpoint between two points in 2D or 3D.
Distance
Distance between two points in 2D or 3D space.
Slope
Slope, angle, and equation of a line from two points.
Perimeter
Perimeter of common 2D shapes (rectangle, triangle, polygon).
Surface Area
Surface area of 3D shapes (prism, cylinder, sphere, cone).
Square Footage
Area of a room in multiple units.
Volume
Volume of 3D shapes.
calc.rhombus.name
calc.rhombus.desc
calc.parallelogram.name
calc.parallelogram.desc
calc.hemisphere.name
calc.hemisphere.desc
calc.rectangular-prism.name
calc.rectangular-prism.desc
calc.triangular-prism.name
calc.triangular-prism.desc
calc.torus.name
calc.torus.desc
calc.frustum.name
calc.frustum.desc
calc.arc-length.name
calc.arc-length.desc
calc.chord.name
calc.chord.desc
calc.circumcenter.name
calc.circumcenter.desc
calc.heron.name
calc.heron.desc
calc.octagon.name
calc.octagon.desc
calc.hexagon.name
calc.hexagon.desc
calc.pentagon.name
calc.pentagon.desc
calc.kite.name
calc.kite.desc
calc.ellipsoid.name
calc.ellipsoid.desc
calc.wedge.name
calc.wedge.desc
calc.annulus.name
calc.annulus.desc
calc.capsule.name
calc.capsule.desc
calc.conical-frustum.name
calc.conical-frustum.desc
calc.cuboid.name
calc.cuboid.desc
calc.dodecagon.name
calc.dodecagon.desc
calc.icosahedron.name
calc.icosahedron.desc
calc.octahedron.name
calc.octahedron.desc
calc.tetrahedron.name
calc.tetrahedron.desc
calc.torus-volume.name
calc.torus-volume.desc
About Construction & Geometry Calculators
Calculate areas, volumes, perimeters, and dimensions for any construction or geometry project. Whether you are planning a home renovation, estimating materials, or solving geometry problems, our construction calculators handle circles, rectangles, triangles, spheres, cylinders, and dozens more shapes. Get instant results with step-by-step formulas, visual diagrams, and export options. Perfect for contractors, architects, students, and DIY enthusiasts.