Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=23.27882890848 and with side c=1.45660520267

#1 Obtuse scalene triangle.

Sides: a = 13.88   b = 12.6   c = 23.27882890848

Area: T = 73.3432767337
Perimeter: p = 49.75882890848
Semiperimeter: s = 24.87991445424

Angle ∠ A = α = 30.00772890268° = 30°26″ = 0.52437259931 rad
Angle ∠ B = β = 27° = 0.4711238898 rad
Angle ∠ C = γ = 122.9932710973° = 122°59'34″ = 2.14766277624 rad

Height: ha = 10.56881220947
Height: hb = 11.64217091011
Height: hc = 6.30113881364

Median: ma = 17.38326284364
Median: mb = 18.09990765333
Median: mc = 6.34333046846

Inradius: r = 2.94879617843
Circumradius: R = 13.87769423669

Vertex coordinates: A[23.27882890848; 0] B[0; 0] C[12.36771705557; 6.30113881364]
Centroid: CG[11.88218198802; 2.11004627121]
Coordinates of the circumscribed circle: U[11.63991445424; -7.55664438578]
Coordinates of the inscribed circle: I[12.27991445424; 2.94879617843]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 149.9932710973° = 149°59'34″ = 0.52437259931 rad
∠ B' = β' = 153° = 0.4711238898 rad
∠ C' = γ' = 57.00772890268° = 57°26″ = 2.14766277624 rad




How did we calculate this triangle?

1. Use Law of Cosines


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