19 25 27 triangle

Acute scalene triangle.

Sides: a = 19   b = 25   c = 27

Area: T = 228.6444237846
Perimeter: p = 71
Semiperimeter: s = 35.5

Angle ∠ A = α = 42.64658193109° = 42°38'45″ = 0.74443099592 rad
Angle ∠ B = β = 63.05497687879° = 63°2'59″ = 1.1100426058 rad
Angle ∠ C = γ = 74.30444119012° = 74°18'16″ = 1.29768566364 rad

Height: ha = 24.06878145101
Height: hb = 18.29215390276
Height: hc = 16.93766102108

Median: ma = 24.22329230276
Median: mb = 19.71767441531
Median: mc = 17.62881025638

Inradius: r = 6.44106827562
Circumradius: R = 14.02328768947

Vertex coordinates: A[27; 0] B[0; 0] C[8.61111111111; 16.93766102108]
Centroid: CG[11.87703703704; 5.64655367369]
Coordinates of the circumscribed circle: U[13.5; 3.79435572231]
Coordinates of the inscribed circle: I[10.5; 6.44106827562]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 137.3544180689° = 137°21'15″ = 0.74443099592 rad
∠ B' = β' = 116.9550231212° = 116°57'1″ = 1.1100426058 rad
∠ C' = γ' = 105.6965588099° = 105°41'44″ = 1.29768566364 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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