Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=142.5044239816 and with side c=30.70108409409

#1 Obtuse scalene triangle.

Sides: a = 100   b = 75   c = 142.5044239816

Area: T = 3562.60659954
Perimeter: p = 317.5044239816
Semiperimeter: s = 158.7522119908

Angle ∠ A = α = 41.81103148958° = 41°48'37″ = 0.73297276562 rad
Angle ∠ B = β = 30° = 0.52435987756 rad
Angle ∠ C = γ = 108.1989685104° = 108°11'23″ = 1.88882662218 rad

Height: ha = 71.2522119908
Height: hb = 95.0032826544
Height: hc = 50

Median: ma = 102.3054590233
Median: mb = 117.2549644702
Median: mc = 52.30333020814

Inradius: r = 22.44113128937
Circumradius: R = 75

Vertex coordinates: A[142.5044239816; 0] B[0; 0] C[86.60325403784; 50]
Centroid: CG[76.36989267315; 16.66766666667]
Coordinates of the circumscribed circle: U[71.2522119908; -23.41222918276]
Coordinates of the inscribed circle: I[83.7522119908; 22.44113128937]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 138.1989685104° = 138°11'23″ = 0.73297276562 rad
∠ B' = β' = 150° = 0.52435987756 rad
∠ C' = γ' = 71.81103148958° = 71°48'37″ = 1.88882662218 rad




How did we calculate this triangle?

1. Use Law of Cosines


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