3 26 27 triangle

Obtuse scalene triangle.

Sides: a = 3   b = 26   c = 27

Area: T = 37.41765738677
Perimeter: p = 56
Semiperimeter: s = 28

Angle ∠ A = α = 6.11993529541° = 6°7'10″ = 0.10768028571 rad
Angle ∠ B = β = 67.49879771918° = 67°29'53″ = 1.17880619404 rad
Angle ∠ C = γ = 106.3832669854° = 106°22'58″ = 1.8576727856 rad

Height: ha = 24.94443825785
Height: hb = 2.87881979898
Height: hc = 2.77215980643

Median: ma = 26.46222372448
Median: mb = 14.14221356237
Median: mc = 12.65989889012

Inradius: r = 1.33663062096
Circumradius: R = 14.07113043867

Vertex coordinates: A[27; 0] B[0; 0] C[1.14881481481; 2.77215980643]
Centroid: CG[9.38327160494; 0.92438660214]
Coordinates of the circumscribed circle: U[13.5; -3.96988294424]
Coordinates of the inscribed circle: I[2; 1.33663062096]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 173.8810647046° = 173°52'50″ = 0.10768028571 rad
∠ B' = β' = 112.5022022808° = 112°30'7″ = 1.17880619404 rad
∠ C' = γ' = 73.61773301459° = 73°37'2″ = 1.8576727856 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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