law of tangents

: a law in plane trigonometry: in any plane triangle the tangent of one half the difference of any two angles is to the tangent of one half their sum as the difference of the sides opposite the respective angles is to the sum of those sides

Cite this Entry

Style

“Law of tangents.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/law%20of%20tangents. Accessed 28 Nov. 2024.

Copy Citation