8 14 17 triangle

Obtuse scalene triangle.

Sides: a = 8   b = 14   c = 17

Area: T = 55.5298708791
Perimeter: p = 39
Semiperimeter: s = 19.5

Angle ∠ A = α = 27.81656217566° = 27°48'56″ = 0.48554741831 rad
Angle ∠ B = β = 54.74657416998° = 54°44'45″ = 0.95554934441 rad
Angle ∠ C = γ = 97.43986365436° = 97°26'19″ = 1.70106250263 rad

Height: ha = 13.88221771978
Height: hb = 7.93326726844
Height: hc = 6.53327892695

Median: ma = 15.05499169433
Median: mb = 11.29215897906
Median: mc = 7.59993420768

Inradius: r = 2.84876260918
Circumradius: R = 8.57221424172

Vertex coordinates: A[17; 0] B[0; 0] C[4.61876470588; 6.53327892695]
Centroid: CG[7.20658823529; 2.17875964232]
Coordinates of the circumscribed circle: U[8.5; -1.11097862951]
Coordinates of the inscribed circle: I[5.5; 2.84876260918]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 152.1844378243° = 152°11'4″ = 0.48554741831 rad
∠ B' = β' = 125.25442583° = 125°15'15″ = 0.95554934441 rad
∠ C' = γ' = 82.56113634564° = 82°33'41″ = 1.70106250263 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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