27 29 30 triangle

Acute scalene triangle.

Sides: a = 27   b = 29   c = 30

Area: T = 353.8598728874
Perimeter: p = 86
Semiperimeter: s = 43

Angle ∠ A = α = 54.43661953563° = 54°26'10″ = 0.95500908412 rad
Angle ∠ B = β = 60.8944467291° = 60°53'40″ = 1.06328089505 rad
Angle ∠ C = γ = 64.66993373527° = 64°40'10″ = 1.12986928619 rad

Height: ha = 26.21217576943
Height: hb = 24.40440502671
Height: hc = 23.59105819249

Median: ma = 26.23545192447
Median: mb = 24.58114971066
Median: mc = 23.66443191324

Inradius: r = 8.22992727645
Circumradius: R = 16.59656058755

Vertex coordinates: A[30; 0] B[0; 0] C[13.13333333333; 23.59105819249]
Centroid: CG[14.37877777778; 7.86435273083]
Coordinates of the circumscribed circle: U[15; 7.11002911473]
Coordinates of the inscribed circle: I[14; 8.22992727645]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 125.5643804644° = 125°33'50″ = 0.95500908412 rad
∠ B' = β' = 119.1065532709° = 119°6'20″ = 1.06328089505 rad
∠ C' = γ' = 115.3310662647° = 115°19'50″ = 1.12986928619 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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