Triangle calculator SSS - result

Please enter the triangle sides:

Right scalene triangle.

Sides: a = 1351.68   b = 1175   c = 1791

Area: T = 7941121.999988
Perimeter: p = 4317.68
Semiperimeter: s = 2158.84

Angle ∠ A = α = 498.9997631036° = 48°59'59″ = 0.85552071989 rad
Angle ∠ B = β = 410.9999270522° = 41° = 0.71655837201 rad
Angle ∠ C = γ = 900.0003098442° = 90°1″ = 1.57108017346 rad

Height: ha = 11754.99999998
Height: hb = 1351.687999998
Height: hc = 886.7810569501

Median: ma = 1355.505481165
Median: mb = 1473.843976782
Median: mc = 895.4955204454

Inradius: r = 367.8421989211
Circumradius: R = 895.5500000013

Vertex coordinates: A[1791; 0] B[0; 0] C[1020.127697443; 886.7810569501]
Centroid: CG[937.0422324809; 295.5943523167]
Coordinates of the circumscribed circle: U[895.5; -0.00548426862]
Coordinates of the inscribed circle: I[983.84; 367.8421989211]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 1311.000236896° = 131°1″ = 0.85552071989 rad
∠ B' = β' = 1399.000072948° = 139° = 0.71655837201 rad
∠ C' = γ' = 909.9996901558° = 89°59'59″ = 1.57108017346 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     