15 17 29 triangle

Obtuse scalene triangle.

Sides: a = 15   b = 17   c = 29

Area: T = 97.84326670732
Perimeter: p = 61
Semiperimeter: s = 30.5

Angle ∠ A = α = 23.38662513464° = 23°23'10″ = 0.40881670857 rad
Angle ∠ B = β = 26.73441466638° = 26°44'3″ = 0.4676598882 rad
Angle ∠ C = γ = 129.887960199° = 129°52'47″ = 2.26768266859 rad

Height: ha = 13.04656889431
Height: hb = 11.51109020086
Height: hc = 6.7487770143

Median: ma = 22.55554871373
Median: mb = 21.46550879337
Median: mc = 6.83773971656

Inradius: r = 3.20879562975
Circumradius: R = 18.895513088

Vertex coordinates: A[29; 0] B[0; 0] C[13.39765517241; 6.7487770143]
Centroid: CG[14.1322183908; 2.24992567143]
Coordinates of the circumscribed circle: U[14.5; -12.1155113329]
Coordinates of the inscribed circle: I[13.5; 3.20879562975]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 156.6143748654° = 156°36'50″ = 0.40881670857 rad
∠ B' = β' = 153.2665853336° = 153°15'57″ = 0.4676598882 rad
∠ C' = γ' = 50.12203980102° = 50°7'13″ = 2.26768266859 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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