Find area, volume, perimeter and angles for circles, triangles, rectangles and 3D shapes. Students and builders use these for homework, exams and quick on-site measurements.

No tools in this category are live yet. The first tools in this category arrive in Phase 1. The full list below shows every tool planned for this category — check back soon.

Tools planned for this category

• Annulus (Ring) Area Calculator

  Find the area of a annulus (ring) with steps.

• Circle Area Calculator

  Find the area of a circle with steps.

• Circle Perimeter Calculator

  Find the perimeter of a circle with steps.

• Circle Sector Area Calculator

  Find the area of a circle sector with steps.

• Cone Surface Area Calculator

  Calculate the surface area of a cone.

• Cone Volume Calculator

  Calculate the volume of a cone.

• Cube Surface Area Calculator

  Calculate the surface area of a cube.

• Cube Volume Calculator

  Calculate the volume of a cube.

• Cuboid Surface Area Calculator

  Calculate the surface area of a cuboid.

• Cuboid Volume Calculator

  Calculate the volume of a cuboid.

• Cylinder Surface Area Calculator

  Calculate the surface area of a cylinder.

• Cylinder Volume Calculator

  Calculate the volume of a cylinder.

• Ellipse Area Calculator

  Find the area of a ellipse with steps.

• Ellipsoid Volume Calculator

  Calculate the volume of a ellipsoid.

• Frustum Volume Calculator

  Calculate the volume of a frustum.

• Hemisphere Surface Area Calculator

  Calculate the surface area of a hemisphere.

• Hemisphere Volume Calculator

  Calculate the volume of a hemisphere.

• Hexagon Area Calculator

  Find the area of a hexagon with steps.

• Hexagon Perimeter Calculator

  Find the perimeter of a hexagon with steps.

• Kite Area Calculator

  Find the area of a kite with steps.

• Octagon Area Calculator

  Find the area of a octagon with steps.

• Parallelogram Area Calculator

  Find the area of a parallelogram with steps.

• Parallelogram Perimeter Calculator

  Find the perimeter of a parallelogram with steps.

• Pentagon Area Calculator

  Find the area of a pentagon with steps.

• Pyramid Surface Area Calculator

  Calculate the surface area of a pyramid.

• Pyramid Volume Calculator

  Calculate the volume of a pyramid.

• Rectangle Area Calculator

  Find the area of a rectangle with steps.

• Rectangle Perimeter Calculator

  Find the perimeter of a rectangle with steps.

• Regular Polygon Area Calculator

  Find the area of a regular polygon with steps.

• Rhombus Area Calculator

  Find the area of a rhombus with steps.

• Rhombus Perimeter Calculator

  Find the perimeter of a rhombus with steps.

• Sphere Surface Area Calculator

  Calculate the surface area of a sphere.

• Sphere Volume Calculator

  Calculate the volume of a sphere.

• Square Area Calculator

  Find the area of a square with steps.

• Square Perimeter Calculator

  Find the perimeter of a square with steps.

• Torus Volume Calculator

  Calculate the volume of a torus.

• Trapezoid Area Calculator

  Find the area of a trapezoid with steps.

• Trapezoid Perimeter Calculator

  Find the perimeter of a trapezoid with steps.

• Triangle Area Calculator

  Find the area of a triangle with steps.

• Triangle Perimeter Calculator

  Find the perimeter of a triangle with steps.

• Triangular Prism Surface Area Calculator

  Calculate the surface area of a triangular prism.

• Triangular Prism Volume Calculator

  Calculate the volume of a triangular prism.

About this category

When will these tools be ready to use?

Tools are published in batches, starting with the 40 highest-value tools in Phase 1. Each tool goes live only when it is fully working, tested on mobile, and has its own written guide.

Will my files be uploaded when I use a tool?

No. Every Toolsvine tool runs 100% in your browser. Files, text and images you use in a tool never leave your device.