Triangle calculator SAS

Please enter two sides of the triangle and the included angle
°


Right scalene triangle.

Sides: a = 57   b = 47   c = 73.87882782691

Area: T = 1339.5
Perimeter: p = 177.8788278269
Semiperimeter: s = 88.93991391345

Angle ∠ A = α = 50.49223245571° = 50°29'32″ = 0.88112573105 rad
Angle ∠ B = β = 39.50876754429° = 39°30'28″ = 0.69895390163 rad
Angle ∠ C = γ = 90° = 1.57107963268 rad

Height: ha = 47
Height: hb = 57
Height: hc = 36.26223502167

Median: ma = 54.9665898519
Median: mb = 61.65442780349
Median: mc = 36.93991391345

Inradius: r = 15.06108608655
Circumradius: R = 36.93991391345

Vertex coordinates: A[73.87882782691; 0] B[0; 0] C[43.97877438798; 36.26223502167]
Centroid: CG[39.28553407163; 12.08774500722]
Coordinates of the circumscribed circle: U[36.93991391345; 0]
Coordinates of the inscribed circle: I[41.93991391345; 15.06108608655]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 129.5087675443° = 129°30'28″ = 0.88112573105 rad
∠ B' = β' = 140.4922324557° = 140°29'32″ = 0.69895390163 rad
∠ C' = γ' = 90° = 1.57107963268 rad

Calculate another triangle




How did we calculate this triangle?

1. Calculation of the third side c of the triangle using a Law of Cosines


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