177 124 63 triangle

Obtuse scalene triangle.

Sides: a = 177   b = 124   c = 63

Area: T = 2506.15664197
Perimeter: p = 364
Semiperimeter: s = 182

Angle ∠ A = α = 140.0877490949° = 140°5'15″ = 2.44549879579 rad
Angle ∠ B = β = 26.71112543219° = 26°42'40″ = 0.46661993353 rad
Angle ∠ C = γ = 13.20112547288° = 13°12'5″ = 0.23304053604 rad

Height: ha = 28.3188151635
Height: hb = 40.42218777371
Height: hc = 79.56105212603

Median: ma = 42.89881351576
Median: mb = 117.4954680731
Median: mc = 149.5333441076

Inradius: r = 13.77700902181
Circumradius: R = 137.9332731286

Vertex coordinates: A[63; 0] B[0; 0] C[158.1111111111; 79.56105212603]
Centroid: CG[73.70437037037; 26.52201737534]
Coordinates of the circumscribed circle: U[31.5; 134.2887707405]
Coordinates of the inscribed circle: I[58; 13.77700902181]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 39.91325090507° = 39°54'45″ = 2.44549879579 rad
∠ B' = β' = 153.2898745678° = 153°17'20″ = 0.46661993353 rad
∠ C' = γ' = 166.7998745271° = 166°47'56″ = 0.23304053604 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     