# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 102   b = 60   c = 56.73

Area: T = 1446.687987028
Perimeter: p = 218.73
Semiperimeter: s = 109.365

Angle ∠ A = α = 121.7844184627° = 121°47'3″ = 2.12655349986 rad
Angle ∠ B = β = 30.00114833992° = 30°5″ = 0.52436246658 rad
Angle ∠ C = γ = 28.21443319733° = 28°12'52″ = 0.49224329892 rad

Height: ha = 28.36662719662
Height: hb = 48.22326623425
Height: hc = 51.00222869831

Median: ma = 28.42879167369
Median: mb = 76.88439804511
Median: mc = 78.72437370493

Inradius: r = 13.22879968022
Circumradius: R = 59.99773095523

Vertex coordinates: A[56.73; 0] B[0; 0] C[88.33332707562; 51.00222869831]
Centroid: CG[48.35444235854; 17.00107623277]
Coordinates of the circumscribed circle: U[28.365; 52.86987424525]
Coordinates of the inscribed circle: I[49.365; 13.22879968022]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 58.21658153725° = 58°12'57″ = 2.12655349986 rad
∠ B' = β' = 149.9998516601° = 149°59'55″ = 0.52436246658 rad
∠ C' = γ' = 151.7865668027° = 151°47'8″ = 0.49224329892 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 ### 6. Inradius ### 7. Circumradius ### 8. Calculation of medians #### Look also our friend's collection of math examples and problems:

See more informations about triangles or more information about solving triangles.