Triangle calculator

Please enter what you know about the triangle:
Symbols definition of ABC triangle

You have entered side b, c and angle β.

Triangle has two solutions: a=14.79221109117; b=33; c=42 and a=45.63224323167; b=33; c=42.

#1 Obtuse scalene triangle.

Sides: a = 14.79221109117   b = 33   c = 42

Area: T = 215.7854736893
Perimeter: p = 89.79221109117
Semiperimeter: s = 44.89660554559

Angle ∠ A = α = 18.1422275913° = 18°8'32″ = 0.31766424485 rad
Angle ∠ B = β = 44° = 0.76879448709 rad
Angle ∠ C = γ = 117.8587724087° = 117°51'28″ = 2.05770053342 rad

Height: ha = 29.17656515593
Height: hb = 13.0787862842
Height: hc = 10.27554636616

Median: ma = 37.03877964206
Median: mb = 26.81770332552
Median: mc = 14.59112053173

Inradius: r = 4.80663183882
Circumradius: R = 23.75326829038

Vertex coordinates: A[42; 0] B[0; 0] C[10.64105541098; 10.27554636616]
Centroid: CG[17.54768513699; 3.42551545539]
Coordinates of the circumscribed circle: U[21; -11.09990965907]
Coordinates of the inscribed circle: I[11.89660554559; 4.80663183882]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 161.8587724087° = 161°51'28″ = 0.31766424485 rad
∠ B' = β' = 136° = 0.76879448709 rad
∠ C' = γ' = 62.1422275913° = 62°8'32″ = 2.05770053342 rad




How did we calculate this triangle?

1. Input data entered: side b, c and angle β.


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