Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=164.5566039836 and with side c=67.07113758728

#1 Acute scalene triangle.

Sides: a = 161   b = 122   c = 164.5566039836

Area: T = 9201.974355379
Perimeter: p = 447.5566039836
Semiperimeter: s = 223.7788019918

Angle ∠ A = α = 66.45113682459° = 66°27'5″ = 1.16597951683 rad
Angle ∠ B = β = 44° = 0.76879448709 rad
Angle ∠ C = γ = 69.54986317541° = 69°32'55″ = 1.21438526144 rad

Height: ha = 114.3110230482
Height: hb = 150.8522025472
Height: hc = 111.8439997644

Median: ma = 120.4220492954
Median: mb = 150.9276621652
Median: mc = 116.7659699547

Inradius: r = 41.12109892605
Circumradius: R = 87.81329489172

Vertex coordinates: A[164.5566039836; 0] B[0; 0] C[115.8143707854; 111.8439997644]
Centroid: CG[93.45765825636; 37.28799992146]
Coordinates of the circumscribed circle: U[82.27880199181; 30.6832917656]
Coordinates of the inscribed circle: I[101.7788019918; 41.12109892605]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 113.5498631754° = 113°32'55″ = 1.16597951683 rad
∠ B' = β' = 136° = 0.76879448709 rad
∠ C' = γ' = 110.4511368246° = 110°27'5″ = 1.21438526144 rad




How did we calculate this triangle?

1. Use Law of Cosines


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