Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=38.96876297655 and with side c=6.62197502017

#1 Obtuse scalene triangle.

Sides: a = 23.5   b = 17.155   c = 38.96876297655

Area: T = 111.4122155518
Perimeter: p = 79.62326297655
Semiperimeter: s = 39.81113148828

Angle ∠ A = α = 19.4710712896° = 19°28'15″ = 0.34398280477 rad
Angle ∠ B = β = 14.083° = 14°4'59″ = 0.24657947186 rad
Angle ∠ C = γ = 146.4466287104° = 146°26'47″ = 2.55659698873 rad

Height: ha = 9.4821885576
Height: hb = 12.98988843507
Height: hc = 5.71881900048

Median: ma = 27.71986326732
Median: mb = 31.01327325226
Median: mc = 6.60770394364

Inradius: r = 2.79985047931
Circumradius: R = 35.25108835541

Vertex coordinates: A[38.96876297655; 0] B[0; 0] C[22.79436899836; 5.71881900048]
Centroid: CG[20.5877106583; 1.90660633349]
Coordinates of the circumscribed circle: U[19.48438148828; -29.37769594915]
Coordinates of the inscribed circle: I[22.65663148828; 2.79985047931]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 160.5299287104° = 160°31'45″ = 0.34398280477 rad
∠ B' = β' = 165.917° = 165°55'1″ = 0.24657947186 rad
∠ C' = γ' = 33.5543712896° = 33°33'13″ = 2.55659698873 rad




How did we calculate this triangle?

1. Use Law of Cosines


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