Law of Cosines: Unknown Side or Angle Calculator
Applies the law of cosines c² = a² + b² − 2ab·cos C to find an unknown side or angle in any triangle. Also computes the...
Calculators and explainers tagged under Geometry.
Applies the law of cosines c² = a² + b² − 2ab·cos C to find an unknown side or angle in any triangle. Also computes the...
Compute the interior angle of a regular n-gon and the sum of all interior angles: each = (n − 2) · 180 / n; sum = (n − 2...
Compute the Euclidean distance between two points in 3D space, given their (x, y, z) coordinates.
Compute the arc length of a circle from the radius and the central angle in degrees.
Compute the entries of a 2-dimensional rotation matrix R(θ) = [[cos θ, −sin θ], [sin θ, cos θ]] and the result of rotati...
Compute the area of an annulus (the region between two concentric circles) from the outer and inner radii: A = π · (R² −...
Find the volume of a pyramid with a square base from its base length and height.
Compute the volume of a frustum of a cone (a truncated right circular cone) from the two parallel-circle radii and the h...
Compute the volume, slant height, and lateral surface area of a right circular cone from its radius and height.
Volume, lateral surface area, and total surface area of a right circular cylinder from radius and height.
No articles have been tagged with this topic yet.