Triangle calculator SSS - result

Please enter the triangle sides:

Acute scalene triangle.

Sides: a = 24.73   b = 49   c = 48

Area: T = 579.4110830984
Perimeter: p = 121.73
Semiperimeter: s = 60.865

Angle ∠ A = α = 29.51879551448° = 29°31'5″ = 0.51551855057 rad
Angle ∠ B = β = 77.4822004775° = 77°28'55″ = 1.35223160944 rad
Angle ∠ C = γ = 733.0000400802° = 73° = 1.27440910535 rad

Height: ha = 46.85989430638
Height: hb = 23.64994216728
Height: hc = 24.14221179577

Median: ma = 46.98999656183
Median: mb = 29.28437232947
Median: mc = 30.50105975351

Inradius: r = 9.52196061938
Circumradius: R = 25.09765967883

Vertex coordinates: A[48; 0] B[0; 0] C[5.3660134375; 24.14221179577]
Centroid: CG[17.78767114583; 8.04773726526]
Coordinates of the circumscribed circle: U[24; 7.3387517997]
Coordinates of the inscribed circle: I[11.865; 9.52196061938]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 150.4822044855° = 150°28'55″ = 0.51551855057 rad
∠ B' = β' = 102.5187995225° = 102°31'5″ = 1.35223160944 rad
∠ C' = γ' = 1076.99995992° = 107° = 1.27440910535 rad

How did we calculate this triangle?

1. The triangle circumference is the sum of the lengths of its three sides 2. Semiperimeter of the triangle 3. The triangle area using Heron's formula 4. Calculate the heights of the triangle from its area. 5. Calculation of the inner angles of the triangle using a Law of Cosines     