3 25 26 triangle

Obtuse scalene triangle.

Sides: a = 3   b = 25   c = 26

Area: T = 36
Perimeter: p = 54
Semiperimeter: s = 27

Angle ∠ A = α = 6.36596602397° = 6°21'35″ = 0.11109970105 rad
Angle ∠ B = β = 67.3880135052° = 67°22'49″ = 1.17660052071 rad
Angle ∠ C = γ = 106.2660204708° = 106°15'37″ = 1.8554590436 rad

Height: ha = 24
Height: hb = 2.88
Height: hc = 2.76992307692

Median: ma = 25.46107541129
Median: mb = 13.6477344064
Median: mc = 12.16655250606

Inradius: r = 1.33333333333
Circumradius: R = 13.54216666667

Vertex coordinates: A[26; 0] B[0; 0] C[1.15438461538; 2.76992307692]
Centroid: CG[9.05112820513; 0.92330769231]
Coordinates of the circumscribed circle: U[13; -3.79216666667]
Coordinates of the inscribed circle: I[2; 1.33333333333]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 173.644033976° = 173°38'25″ = 0.11109970105 rad
∠ B' = β' = 112.6219864948° = 112°37'11″ = 1.17660052071 rad
∠ C' = γ' = 73.74397952917° = 73°44'23″ = 1.8554590436 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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