Geometry Tools

Calculate fill material volume for roadway construction projects. Input length, width, slopes, thickness with unit conversion. Perfect for civil engineers and construction planning.

Calculate roofing material quantities, roof area, and project costs based on roof dimensions, pitch, material type, and waste factors. Get accurate estimates for shingles, underlayment, and more.

Calculate slope between two points with multiple input formats. Get geometry insights, step-by-step solutions, and understand rise over run calculations instantly.

Calculate surface area, volume, and formulas for 3D shapes like cubes, spheres, cylinders, cones. Step-by-step explanations with numeric validation for accurate geometry calculations.

Calculate surface area and volume of cubes, spheres, cylinders, cones, prisms. View formulas, step-by-step calculations with decimal precision for geometry problems.

Free online sphere calculator. Quickly compute sphere volume (V = 4/3πr³) and surface area (A = 4πr²) by entering the radius. Perfect for geometry and math problems.

Free online square calculator. Quickly compute area, perimeter, and diagonal length of any square from its side length. Perfect for geometry students and professionals.

Quickly calculate square footage and area measurements. Perfect for flooring, painting, landscaping projects, and real estate calculations.

Calculate the volume and surface area of a square pyramid instantly. Enter base edge length and height to get precise results with formulas explained.

Quickly calculate the total length, perimeter, and area of a stadium shape. Enter the radius and straight side length for instant geometry calculations.

Easily compute stair dimensions: number of steps, riser height, tread depth, and angle. Perfect for construction, renovation, or DIY stair projects.

Calculate surface area of cubes, spheres, cylinders, cones, pyramids and more. Free online tool with JSON input support for precise 3D geometry calculations.

Calculate the total surface area of a right circular cone quickly using radius and height. Includes formula explanation, validation, and examples for easy understanding.

Calculate the surface area of any sphere instantly. Enter the radius and get precise results using the 4πr² formula. Perfect for students, engineers, and math enthusiasts.

Calculate tank volume for cylinders, spheres, rectangular prisms, capsules, and cones. Convert results to liters or gallons instantly. Easy-to-use volume calculator.

Free tile calculator that determines how many tiles you need for rectangular areas. Calculates tile quantity, grout requirements, and accounts for waste percentage.

Calculate trapezium area, perimeter, height, and angles quickly. Perfect for geometry problems, construction planning, and educational purposes.

Free online triangle calculator. Quickly compute area, perimeter, angles, height, and other triangle properties. Perfect for geometry students and professionals.

Calculate missing sides, angles, area, and perimeter of triangles using Law of Sines, Law of Cosines, and triangle theorems. Enter known values to solve unknowns instantly.

Calculate the volume and surface area of a triangular prism. Input side lengths, height, and units. Validates triangle inequality and accepts JSON input.

Calculate a tube's volume and surface area instantly. Enter length, outer diameter, and inner diameter to get precise measurements for pipes, cylinders, and hollow tubes.

Convert degrees ↔ radians ↔ gradians

Compute area/perimeter for circles, squares, rectangles, triangles

Compute volume for cubes, spheres, cylinders, cones

Find missing side of right triangle