Triangle calculator SSS - result

Please enter the triangle sides:

Obtuse scalene triangle.

Sides: a = 33   b = 32   c = 2.45

Area: T = 36.31993603621
Perimeter: p = 67.45
Semiperimeter: s = 33.725

Angle ∠ A = α = 112.1022183137° = 112°6'8″ = 1.95765521944 rad
Angle ∠ B = β = 63.95435164775° = 63°57'13″ = 1.11661994308 rad
Angle ∠ C = γ = 3.94443003852° = 3°56'39″ = 0.06988410284 rad

Height: ha = 2.20111733553
Height: hb = 2.27699600226
Height: hc = 29.64884574384

Median: ma = 15.58804765652
Median: mb = 17.07334076856
Median: mc = 32.48107539167

Inradius: r = 1.07769269196
Circumradius: R = 17.80986836759

Vertex coordinates: A[2.45; 0] B[0; 0] C[14.49903061224; 29.64884574384]
Centroid: CG[5.64767687075; 9.88328191461]
Coordinates of the circumscribed circle: U[1.225; 17.76765018861]
Coordinates of the inscribed circle: I[1.725; 1.07769269196]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 67.89878168626° = 67°53'52″ = 1.95765521944 rad
∠ B' = β' = 116.0466483523° = 116°2'47″ = 1.11661994308 rad
∠ C' = γ' = 176.0565699615° = 176°3'21″ = 0.06988410284 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     