Acute scalene triangle.

Sides: a = 11   b = 25   c = 27

Area: T = 137.4344302487
Perimeter: p = 63
Semiperimeter: s = 31.5

Angle ∠ A = α = 24.03298638405° = 24°1'47″ = 0.41994002428 rad
Angle ∠ B = β = 67.74113787262° = 67°44'29″ = 1.18223100986 rad
Angle ∠ C = γ = 88.22987574334° = 88°13'44″ = 1.54398823122 rad

Height: h_a = 24.98880549976
Height: h_b = 10.99547441989
Height: h_c = 10.18803187027

Median: m_a = 25.43112799521
Median: m_b = 16.39435963108
Median: m_c = 13.81112273169

Inradius: r = 4.36329937297
Circumradius: R = 13.50664533847

Vertex coordinates: A[27; 0] B[0; 0] C[4.16766666667; 10.18803187027]
Centroid: CG[10.38988888889; 3.39334395676]
Coordinates of the circumscribed circle: U[13.5; 0.41774721955]
Coordinates of the inscribed circle: I[6.5; 4.36329937297]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 155.977013616° = 155°58'13″ = 0.41994002428 rad
∠ B' = β' = 112.2598621274° = 112°15'31″ = 1.18223100986 rad
∠ C' = γ' = 91.77112425666° = 91°46'16″ = 1.54398823122 rad

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