Triangle calculator SSA

Please enter two sides and a non-included angle
°


Triangle has two solutions with side c=15.21552242202 and with side c=6.03442521853

#1 Obtuse scalene triangle.

Sides: a = 10.95   b = 5.3   c = 15.21552242202

Area: T = 20.15329049721
Perimeter: p = 31.46552242202
Semiperimeter: s = 15.73326121101

Angle ∠ A = α = 29.98880764935° = 29°59'17″ = 0.52333906712 rad
Angle ∠ B = β = 14° = 0.24443460953 rad
Angle ∠ C = γ = 136.0121923506° = 136°43″ = 2.37438558872 rad

Height: ha = 3.68108958853
Height: hb = 7.60548698008
Height: hc = 2.64990447568

Median: ma = 9.99110409385
Median: mb = 12.98876970258
Median: mc = 4.01550327499

Inradius: r = 1.2810963697
Circumradius: R = 10.95439485603

Vertex coordinates: A[15.21552242202; 0] B[0; 0] C[10.62547382027; 2.64990447568]
Centroid: CG[8.61333208076; 0.88330149189]
Coordinates of the circumscribed circle: U[7.60876121101; -7.88111945188]
Coordinates of the inscribed circle: I[10.43326121101; 1.2810963697]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 150.0121923506° = 150°43″ = 0.52333906712 rad
∠ B' = β' = 166° = 0.24443460953 rad
∠ C' = γ' = 43.98880764935° = 43°59'17″ = 2.37438558872 rad




How did we calculate this triangle?

1. Use Law of Cosines


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