Surface Area Calculator

  • Cone Lateral Surface Area Calculator
    Calculate cone lateral surface area easily with this free online tool. Input radius and height to instantly determine the lateral surface area of a cone. Accurate results for geometry problems.
  • Cone Surface Area Calculator
    Enter radius and height to calculate a cone’s total surface area instantly. Uses the standard formula for accurate results—ideal for homework and design.
  • Triangular Prism Surface Area Calculator
    Calculate the surface area of a triangular prism with this triangular prism surface area calculator. Input triangle base, height, and prism length for accurate results. Simplify geometry calculations instantly.
  • Volume of a Partial (Vertically Cut) Right Circular Cone
    Compute the volume, base segment area, lateral and section area of a right circular cone sliced by a vertical plane, from radius r, height h and segment height a.
  • Truncated Cone Calculator
    Calculate the volume, slant height, lateral and total surface area of a truncated cone (frustum) from its two radii and height. Free online tool.
  • Slant Height of a Cone Calculator
    Calculate the slant height of a cone from its base radius and vertical height using l = √(r² + h²). Fast, accurate, and free.
  • Spherical Cap Volume, Base Area & Surface Area Calculator
    Compute a spherical cap's volume, base area, total surface area and parent sphere radius from its base radius a and height h. Free online geometry tool.
  • Surface Area of a Rectangular Pyramid Calculator
    Calculate the total surface area of a rectangular pyramid from its base length, base width, and height. Includes base area, lateral area, and slant heights.
  • Surface Area of a Square Pyramid Calculator
    Calculate the total surface area of a square pyramid from its base edge and height. Get base area, lateral area, and slant height instantly.
  • Surface Area of a Rectangular Prism Calculator
    Calculate the surface area of a rectangular prism (cuboid) from its length, width, and height using A = 2(lw + lh + wh). Free and instant.
  • Surface Area of a Rectangle Calculator
    Calculate the surface area of a rectangle instantly. Enter length and width to get area (length × width) plus the perimeter. Free, fast and accurate.
  • Ball Surface Area Calculator
    Enter radius in cm, m, or in to calculate a ball’s surface area using S = 4πr². Get the result instantly in the chosen unit squared.
  • Surface Area of a Cylinder Calculator
    Calculate the total surface area of a cylinder from its radius and height. Get lateral area, base area, and total area instantly with the formula A = 2πr(r + h).
  • Lateral Area of a Cone Calculator
    Calculate the lateral (curved) surface area of a cone from its base radius and height using LSA = πrl, with l = √(r²+h²). Instant results.
  • Lateral Surface of a Cylinder Calculator
    Calculate the lateral (side) surface area of a cylinder from its radius and height using LSA = 2πrh. Fast, free and accurate.
  • Hexagonal Pyramid Surface Area Calculator
    Calculate the total surface area of a hexagonal pyramid from base edge length and height. Get base area, lateral area, and slant height instantly.
  • Hexagonal Pyramid Calculator
    Calculate the volume, base area, lateral and total surface area, and slant height of a regular hexagonal pyramid from its base edge and height.
  • Frustum of a Cone Surface Area Calculator
    Calculate the lateral and total surface area of a conical frustum from its two radii and height, with slant height shown step by step.
  • Truncated Spheroid Volume Calculator
    Compute the volume, flat base area, and curved surface area of a spheroidal segment (ellipsoid of revolution cut by a plane) of height h from its bottom.
  • Cuboid Surface Area Calculator
    Calculate the surface area of a cuboid (rectangular box) from its length, width, and height using SA = 2(lw + lh + wh). Free and instant.
  • Cuboid Calculator
    Calculate the volume, surface area, space diagonal and total edge length of a cuboid (rectangular box) from its length, width and height.
  • Truncated Cylinder Volume Calculator
    Calculate the volume, lateral surface area, and total surface area of a truncated (obliquely cut) right circular cylinder from radius and two side heights.
  • Hollow Cylinder Volume, Lateral Area and Surface Area Calculator
    Calculate the volume, lateral (side) surface area, and total surface area of a hollow cylinder (tube / pipe) from its outer radius, inner radius and height.
  • Torus Surface Area Calculator
    Calculate the surface area of a torus (donut shape) instantly from its major radius R and minor radius r using A = 4π²Rr. Free online geometry tool.

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