Solid geometry and 3D shapes
Calculate the volume, surface area, and height of a regular tetrahedron, plus its insphere, midsphere, and circumsphere radii…
Calculate the total surface area A, volume V, lateral area A_l, and base area A_b of a right circular cylinder. Enter the…
Right rectangular pyramid calc: find A, V, A_l, and A_b. Enter the base length, base width, and height to get the volume,…
Calculate the great circle (orthodromic) distance between two points on Earth from their latitude and longitude. Get the…
Find all the angles of a regular pyramid: the face–base angle α, the edge–base angle β, the face base angle γ, and the apex…
Calculate the surface area A, volume V, lateral area A_L, and base area A_B of a right circular cone. Enter any two of the…
Calculate the slant height of a right circular cone or a right pyramid using the Pythagorean theorem l = √(h² + b²). Enter…
Calculate the surface area of a torus (doughnut, ring, tube) from its inner radius a and outer radius b using A = π² × (b…
Calculate the volume of a torus (doughnut, ring, tire) from its inner radius a and outer radius b using V = 0.25 × π² × (b…
Calculate the volume of an ellipsoid using the formula V = (4/3) × π × a × b × c. Enter the three semi-axes in metric (cm)…
Calculate all cube parameters from any one input: side length, volume, surface area, face diagonal, or space diagonal. Results…
Calculate the total, cap, and base surface area of a hemisphere from any of 7 known quantities: radius, diameter, volume,…
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