#1 Obtuse scalene triangle.

Sides: a = 68   b = 53   c = 100.9733216448

Area: T = 1664.395474851
Perimeter: p = 221.9733216448
Semiperimeter: s = 110.9876608224

Angle ∠ A = α = 38.46437880528° = 38°27'50″ = 0.67113197443 rad
Angle ∠ B = β = 29° = 0.50661454831 rad
Angle ∠ C = γ = 112.5366211947° = 112°32'10″ = 1.96441274262 rad

Height: h_a = 48.9532786721
Height: h_b = 62.80773490005
Height: h_c = 32.96770541768

Median: m_a = 73.11883644503
Median: m_b = 81.9899604516
Median: m_c = 34.17701973957

Inradius: r = 14.99663565438
Circumradius: R = 54.66106315001

Vertex coordinates: A[100.9733216448; 0] B[0; 0] C[59.47441400855; 32.96770541768]
Centroid: CG[53.48224521777; 10.98990180589]
Coordinates of the circumscribed circle: U[50.48766082238; -20.95496306901]
Coordinates of the inscribed circle: I[57.98766082238; 14.99663565438]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 141.5366211947° = 141°32'10″ = 0.67113197443 rad
∠ B' = β' = 151° = 0.50661454831 rad
∠ C' = γ' = 67.46437880528° = 67°27'50″ = 1.96441274262 rad