Construct with compass and straightedge
Learn geometric using compass, pencil, and straightedge. Watch animated demonstrations to understand steps. Practice by creating yourself. The checks your work and confirms accuracy. Smart snapping aligns objects automatically.
Showing 1–20 of 1,000 ranked alternatives.
Bytes Arithmetic LLC
Create, explore, and calculate geometric shapes
Create and manipulate geometric shapes such as points, lines, angles, and conic sections. Adjust properties and calculate metrics. Display shapes on a zoomable coordinate system. Construct medians, altitudes, and bisectors.
GeoGebra GmbH
Construct geometric shapes and share results
Construct geometric shapes using points, lines, circles, polygons, and angles. Drag points to explore interactive . Measure lengths and areas. Transform shapes through mirroring, rotating, and dilating.
Riyad Habash
Calculate areas and volumes of polygons
Calculate areas and volumes of various shapes including squares, rectangles, triangles, circles, and ellipses. Input dimensions to get formulas and results. View volume calculations for cubes, cylinders, cones, and spheres.
V PUGAZHENTHI
Calculate parameters instantly
Calculate geometric properties for 26 shapes, planes, and solids. Input dimensions to find area, perimeter, volume, and surface area. Access formulas for triangles, polygons, circles, and 3D solids.
V PUGAZHENTHI
Calculate 3D shapes and view models
Calculate dimensions and properties of 2D and 3D shapes. Input measurements to determine area, volume, surface area, and perimeter. View interactive 3D models of solids like cube, sphere, and cylinder. Switch between 2D and 3D views for each shape.
William Jockusch
Calculate angles and sides
Solve problems by inputting two angles and one side. Calculate missing angles and sides. Handle cases with two sides and one angle or three sides. Provide step-by-step solutions and formulas.
Creature Code Mobile, LLC
Solve triangles with given sides and angles
Solve triangles with two modes. Regular triangle mode allows input of 2 sides and an angle, 2 angles and a side, or 3 sides. Right triangle mode accepts 2 sides or a side and an angle. Calculates missing values based on input.
Blue Lightning Labs
Learn concepts and play skill-building games
Learn concepts through interactive lessons and quizzes. Practice identifying triangle types, calculating internal angles, and applying the triangle inequality. Calculate areas of triangles and equilateral triangles.
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