12 16 24 triangle

Obtuse scalene triangle.

Sides: a = 12   b = 16   c = 24

Area: T = 85.32329160308
Perimeter: p = 52
Semiperimeter: s = 26

Angle ∠ A = α = 26.38443297494° = 26°23'4″ = 0.46604934251 rad
Angle ∠ B = β = 36.33660575146° = 36°20'10″ = 0.63441838408 rad
Angle ∠ C = γ = 117.2879612736° = 117°16'47″ = 2.04769153877 rad

Height: ha = 14.22204860051
Height: hb = 10.66553645039
Height: hc = 7.11102430026

Median: ma = 19.49435886896
Median: mb = 17.20546505341
Median: mc = 7.48333147735

Inradius: r = 3.28216506166
Circumradius: R = 13.5021648251

Vertex coordinates: A[24; 0] B[0; 0] C[9.66766666667; 7.11102430026]
Centroid: CG[11.22222222222; 2.37700810009]
Coordinates of the circumscribed circle: U[12; -6.18882554484]
Coordinates of the inscribed circle: I[10; 3.28216506166]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 153.6165670251° = 153°36'56″ = 0.46604934251 rad
∠ B' = β' = 143.6643942485° = 143°39'50″ = 0.63441838408 rad
∠ C' = γ' = 62.7220387264° = 62°43'13″ = 2.04769153877 rad

Calculate another triangle




How did we calculate this triangle?

Now we know the lengths of all three sides of the triangle and the triangle is uniquely determined. Next we calculate another its characteristics - same procedure as calculation of the triangle from the known three sides SSS.


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