Sides: a = 8.944427191 b = 15.23215462117 c = 11.66219037897
Area: T = 52 Perimeter: p = 35.83877219114 Semiperimeter: s = 17.91988609557
Angle ∠ A = α = 35.83876529543° = 35°50'16″ = 0.62554850402 rad Angle ∠ B = β = 94.3998705355° = 94°23'55″ = 1.64875682181 rad Angle ∠ C = γ = 49.76436416907° = 49°45'49″ = 0.86985393953 rad
Height: ha = 11.6287553483 Height: hb = 6.82879345087 Height: hc = 8.91879264274
Median: ma = 12.80662484749 Median: mb = 7.07110678119 Median: mc = 11.04553610172
Inradius: r = 2.90219701715 Circumradius: R = 7.6388271746
Vertex coordinates: A[5; 10] B[-1; 0] C[-9; 4] Centroid: CG[-1.66766666667; 4.66766666667] Coordinates of the circumscribed circle: U[0; 0] Coordinates of the inscribed circle: I[-0.22332284747; 2.90219701715]
Exterior(or external, outer) angles of the triangle: ∠ A' = α' = 144.1622347046° = 144°9'44″ = 0.62554850402 rad ∠ B' = β' = 85.6011294645° = 85°36'5″ = 1.64875682181 rad ∠ C' = γ' = 130.2366358309° = 130°14'11″ = 0.86985393953 rad