8 9 14 triangle

Obtuse scalene triangle.

Sides: a = 8   b = 9   c = 14

Area: T = 33.66765635312
Perimeter: p = 31
Semiperimeter: s = 15.5

Angle ∠ A = α = 32.30325452092° = 32°18'9″ = 0.56437857707 rad
Angle ∠ B = β = 36.95550748363° = 36°57'18″ = 0.64549877312 rad
Angle ∠ C = γ = 110.7422379954° = 110°44'33″ = 1.93328191517 rad

Height: ha = 8.41766408828
Height: hb = 7.48114585625
Height: hc = 4.81095090759

Median: ma = 11.06879718106
Median: mb = 10.47661634199
Median: mc = 4.84876798574

Inradius: r = 2.17220363569
Circumradius: R = 7.48551714451

Vertex coordinates: A[14; 0] B[0; 0] C[6.39328571429; 4.81095090759]
Centroid: CG[6.79876190476; 1.6033169692]
Coordinates of the circumscribed circle: U[7; -2.65109982202]
Coordinates of the inscribed circle: I[6.5; 2.17220363569]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 147.6977454791° = 147°41'51″ = 0.56437857707 rad
∠ B' = β' = 143.0454925164° = 143°2'42″ = 0.64549877312 rad
∠ C' = γ' = 69.25876200455° = 69°15'27″ = 1.93328191517 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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