11 12 14 triangle

Acute scalene triangle.

Sides: a = 11   b = 12   c = 14

Area: T = 63.70658670767
Perimeter: p = 37
Semiperimeter: s = 18.5

Angle ∠ A = α = 49.32436272308° = 49°19'25″ = 0.86108596942 rad
Angle ∠ B = β = 55.82773636603° = 55°49'38″ = 0.97443713086 rad
Angle ∠ C = γ = 74.84990091089° = 74°50'56″ = 1.30663616508 rad

Height: ha = 11.5832884923
Height: hb = 10.61876445128
Height: hc = 9.10108381538

Median: ma = 11.82215904175
Median: mb = 11.06879718106
Median: mc = 9.13878334412

Inradius: r = 3.44435603825
Circumradius: R = 7.25220793013

Vertex coordinates: A[14; 0] B[0; 0] C[6.17985714286; 9.10108381538]
Centroid: CG[6.72661904762; 3.03436127179]
Coordinates of the circumscribed circle: U[7; 1.89554298174]
Coordinates of the inscribed circle: I[6.5; 3.44435603825]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 130.6766372769° = 130°40'35″ = 0.86108596942 rad
∠ B' = β' = 124.173263634° = 124°10'22″ = 0.97443713086 rad
∠ C' = γ' = 105.1510990891° = 105°9'4″ = 1.30663616508 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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