Area: T = 39.50987015732 Perimeter: p = 37 Semiperimeter: s = 18.5
Angle ∠ A = α = 19.39105704897° = 19°23'26″ = 0.33884292989 rad Angle ∠ B = β = 50.77660676014° = 50°46'34″ = 0.88662095609 rad Angle ∠ C = γ = 109.8333361909° = 109°50' = 1.91769537938 rad
Height: ha = 13.17695671911 Height: hb = 5.64441002247 Height: hc = 4.6488082538
Median: ma = 15.28107067899 Median: mb = 10.65436378763 Median: mc = 6.61443782777
Inradius: r = 2.13656054904 Circumradius: R = 9.03659841196
Vertex coordinates: A[17; 0] B[0; 0] C[3.79441176471; 4.6488082538] Centroid: CG[6.9311372549; 1.5499360846] Coordinates of the circumscribed circle: U[8.5; -3.06657803263] Coordinates of the inscribed circle: I[4.5; 2.13656054904]
Exterior(or external, outer) angles of the triangle: ∠ A' = α' = 160.609942951° = 160°36'34″ = 0.33884292989 rad ∠ B' = β' = 129.2243932399° = 129°13'26″ = 0.88662095609 rad ∠ C' = γ' = 70.16766380911° = 70°10' = 1.91769537938 rad