Sides: a = 7.28801098893 b = 16.27988205961 c = 14.56602197786
Area: T = 53 Perimeter: p = 38.11991502639 Semiperimeter: s = 19.0659575132
Angle ∠ A = α = 26.56550511771° = 26°33'54″ = 0.4643647609 rad Angle ∠ B = β = 90° = 1.57107963268 rad Angle ∠ C = γ = 63.43549488229° = 63°26'6″ = 1.10771487178 rad
Height: ha = 14.56602197786 Height: hb = 6.51215282384 Height: hc = 7.28801098893
Median: ma = 15.00883310198 Median: mb = 8.1399410298 Median: mc = 10.2965630141
Inradius: r = 2.78107545359 Circumradius: R = 8.1399410298
Vertex coordinates: A[5; 1] B[-9; 5] C[-7; 12] Centroid: CG[-3.66766666667; 6] Coordinates of the circumscribed circle: U[0; 0] Coordinates of the inscribed circle: I[-0; 2.78107545359]
Exterior(or external, outer) angles of the triangle: ∠ A' = α' = 153.4354948823° = 153°26'6″ = 0.4643647609 rad ∠ B' = β' = 90° = 1.57107963268 rad ∠ C' = γ' = 116.5655051177° = 116°33'54″ = 1.10771487178 rad