Geometry Calculators

Professional geometry calculators for shapes, measurements, and geometric calculations. Perfect for architects, engineers, students, and construction professionals working with rectangles, triangles, circles, and 3D shapes.

Arc Length Calculator

Calculate the arc length of a circle segment using radius and central angle. Perfect for geometry and engineering applications.

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Area of a Circle Calculator

Calculate the area of a circle using radius or diameter. Essential for geometry problems and real-world applications.

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Area of Rectangle Calculator

Calculate rectangle area, perimeter, and diagonal with professional unit conversions and interactive geometric visualization for construction, landscaping, and design projects.

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Diagonal of Rectangle Calculator

Calculate rectangle diagonal length from length and width using the Pythagorean theorem. Professional tool with step-by-step solutions, formulas, and comprehensive educational content for geometry applications.

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Area of a Right Triangle Calculator

Calculate the area of a right triangle using base, height, or all three sides. Features geometric visualization and multiple calculation methods for geometry and construction applications.

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Circumference Calculator

Calculate the circumference of a circle using radius or diameter. Essential for geometry and engineering calculations.

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Circumference to Diameter Calculator

Convert between circumference and diameter of a circle. Find radius and area from circumference measurements.

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Diameter of a Circle Calculator

Calculate circle diameter from radius, circumference, or area with step-by-step solutions. Includes interactive visualization and formulas for geometry, engineering, and construction applications.

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Circle Diameter Calculator for Contractors with Material Estimation

Professional circle diameter calculator for contractors and construction professionals. Calculate diameter from circumference with material estimation, cost calculations, and waste factors for construction projects.

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Equilateral Triangle Calculator

Calculate all properties of an equilateral triangle including side length, area, perimeter, and height. Features interactive geometric visualization with detailed measurements and formulas.

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Cone Volume Calculator

Calculate the volume and surface area of a cone using radius and height. Perfect for 3D geometry problems.

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Lateral Area of a Cone Calculator

Calculate the lateral (side) surface area of a cone using radius and slant height. Includes formulas, step-by-step solutions, and real-world applications for geometry, construction, and design.

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Hexagon Calculator

Calculate all hexagon properties including area, perimeter, apothem, diagonals, and angles. Perfect for geometry, construction, and design projects.

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Pyramid Volume Calculator

Calculate the volume of pyramids including square, rectangular, and triangular pyramids with accurate geometric formulas.

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Radius of a Circle Calculator

Calculate the radius of a circle from area, circumference, or diameter. Essential for geometry problems and circular measurements with accurate calculations.

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Sector Area Calculator

Calculate the area of a circular sector using radius and central angle. Perfect for geometry and engineering applications.

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Sphere Volume Calculator

Calculate the volume and surface area of a sphere using radius or diameter. Essential for 3D geometry calculations.

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3 Sides Triangle Area Calculator

Calculate triangle area using Heron's formula with three side lengths. Accurate geometric calculations for surveying, construction, and engineering applications.

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Triangle Area Calculator

Calculate triangle area using base and height, or three sides (Heron's formula). Perfect for geometry problems.

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Volume of a Cylinder Calculator

Calculate the volume and surface area of a cylinder using radius and height. Essential for engineering and geometry.

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45 45 90 Triangle Calculator

Calculate all properties of a 45-45-90 triangle including side lengths, area, and perimeter from any given measurement.

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Area of a Sphere Calculator

Calculate the surface area of a sphere using radius or diameter with accurate geometric formulas and multiple unit support.

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Square Footage of a Circle Calculator

Calculate the square footage and area of circular spaces for landscaping, construction, and property planning with multiple input methods and material estimates.

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Triangular Prism Calculator

Calculate volume, surface area, and dimensions of triangular prisms with comprehensive 3D geometry analysis and visualization.

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Hypotenuse Calculator

Calculate the hypotenuse of a right triangle using the Pythagorean theorem with step-by-step solutions and geometric visualization.

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Volume Calculator

Calculate volume for cubes, spheres, cylinders, cones, rectangular prisms, and pyramids with automatic unit conversion.

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30-60-90 Triangle Calculator

Calculate all sides and properties of a 30-60-90 special right triangle using trigonometric relationships and geometric ratios.

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Point-Slope Form Calculator

Convert between point-slope, slope-intercept, and standard forms of linear equations using a known point and slope.

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Semicircle Area Calculator

Calculate the area, perimeter, and other properties of a semicircle using radius or diameter measurements with unit conversion.

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Surface Area of a Cylinder Calculator

Calculate the total surface area and lateral surface area of a cylinder using radius and height measurements with interactive 3D visualization.

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Why Use Our Geometry Calculators?

Professional Accuracy

All calculations use precise mathematical formulas with step-by-step solutions and detailed explanations for educational and professional applications.

Industry Applications

Perfect for architecture, construction, engineering, education, and any field requiring accurate geometric calculations and measurements.

Comprehensive Features

Each calculator includes formulas, visual diagrams, real-world examples, and educational content to help you understand the underlying geometry concepts.

User-Friendly Design

Intuitive interfaces with clear input fields, instant results, and professional formatting suitable for both students and working professionals.