17 27 27 triangle

Acute isosceles triangle.

Sides: a = 17   b = 27   c = 27

Area: T = 217.8310639489
Perimeter: p = 71
Semiperimeter: s = 35.5

Angle ∠ A = α = 36.69992693976° = 36°41'57″ = 0.64105230841 rad
Angle ∠ B = β = 71.65503653012° = 71°39'1″ = 1.25105347848 rad
Angle ∠ C = γ = 71.65503653012° = 71°39'1″ = 1.25105347848 rad

Height: ha = 25.62771340575
Height: hb = 16.13656029251
Height: hc = 16.13656029251

Median: ma = 25.62771340575
Median: mb = 18.07662274825
Median: mc = 18.07662274825

Inradius: r = 6.13660743518
Circumradius: R = 14.22332057312

Vertex coordinates: A[27; 0] B[0; 0] C[5.35218518519; 16.13656029251]
Centroid: CG[10.78439506173; 5.37985343084]
Coordinates of the circumscribed circle: U[13.5; 4.47876758783]
Coordinates of the inscribed circle: I[8.5; 6.13660743518]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 143.3010730602° = 143°18'3″ = 0.64105230841 rad
∠ B' = β' = 108.3549634699° = 108°20'59″ = 1.25105347848 rad
∠ C' = γ' = 108.3549634699° = 108°20'59″ = 1.25105347848 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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