Let a triangle have sides of length , , and and let the angles opposite these sides be denoted , , and . The law of tangents states
An analogous result for oblique spherical triangles states that
Let a triangle have sides of length , , and and let the angles opposite these sides be denoted , , and . The law of tangents states
An analogous result for oblique spherical triangles states that
Weisstein, Eric W. "Law of Tangents." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/LawofTangents.html