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Geometry & Setout

Setting-out maths for the field. Updates as you type; nothing leaves your browser.

Triangle solver

Enter any 3 values (at least one side). Sides a, b, c sit opposite angles A, B, C. Angles in degrees.

side a

angle A°

side b

angle B°

side c

angle C°

Quick sine, cosine, tangent and reciprocals for any angle.

angle

Estimates only — verify against your spec and standards. ← all tools