26.8 13.6 22.14 triangle

Obtuse scalene triangle.

Sides: a = 26.8   b = 13.6   c = 22.14

Area: T = 150.1665914654
Perimeter: p = 62.54
Semiperimeter: s = 31.27

Angle ∠ A = α = 94.10442034322° = 94°6'15″ = 1.64224281899 rad
Angle ∠ B = β = 30.40884735059° = 30°24'30″ = 0.53107279832 rad
Angle ∠ C = γ = 55.48773230619° = 55°29'14″ = 0.96884364805 rad

Height: ha = 11.20664115414
Height: hb = 22.08332227433
Height: hc = 13.5655123275

Median: ma = 12.5770194907
Median: mb = 23.62113843794
Median: mc = 18.14398759643

Inradius: r = 4.8022235838
Circumradius: R = 13.43444521834

Vertex coordinates: A[22.14; 0] B[0; 0] C[23.11333604336; 13.5655123275]
Centroid: CG[15.08444534779; 4.52217077583]
Coordinates of the circumscribed circle: U[11.07; 7.61218069778]
Coordinates of the inscribed circle: I[17.67; 4.8022235838]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 85.89657965678° = 85°53'45″ = 1.64224281899 rad
∠ B' = β' = 149.5921526494° = 149°35'30″ = 0.53107279832 rad
∠ C' = γ' = 124.5132676938° = 124°30'46″ = 0.96884364805 rad

How did we calculate this triangle?

1. The triangle circumference is the sum of the lengths of its three sides 2. Semiperimeter of the triangle 3. The triangle area using Heron's formula 4. Calculate the heights of the triangle from its area. 5. Calculation of the inner angles of the triangle using a Law of Cosines     