Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=3.92200877706 and with side c=0.12549972013

#1 Obtuse scalene triangle.

Sides: a = 2.5   b = 2.4   c = 3.92200877706

Area: T = 2.88802122241
Perimeter: p = 8.82200877706
Semiperimeter: s = 4.41100438853

Angle ∠ A = α = 37.75442772144° = 37°45'15″ = 0.65989364441 rad
Angle ∠ B = β = 36° = 0.62883185307 rad
Angle ∠ C = γ = 106.2465722786° = 106°14'45″ = 1.85443376788 rad

Height: ha = 2.30441697793
Height: hb = 2.44001768534
Height: hc = 1.46994631307

Median: ma = 33.0001740057
Median: mb = 3.06108077471
Median: mc = 1.47107916126

Inradius: r = 0.65331028486
Circumradius: R = 2.042156194

Vertex coordinates: A[3.92200877706; 0] B[0; 0] C[2.02325424859; 1.46994631307]
Centroid: CG[1.98108767522; 0.49898210436]
Coordinates of the circumscribed circle: U[1.96600438853; -0.57111419462]
Coordinates of the inscribed circle: I[2.01100438853; 0.65331028486]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 142.2465722786° = 142°14'45″ = 0.65989364441 rad
∠ B' = β' = 144° = 0.62883185307 rad
∠ C' = γ' = 73.75442772144° = 73°45'15″ = 1.85443376788 rad




How did we calculate this triangle?

1. Use Law of Cosines


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