# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 17   b = 19   c = 29

Area: T = 154.2879575771
Perimeter: p = 65
Semiperimeter: s = 32.5

Angle ∠ A = α = 34.05656912516° = 34°3'20″ = 0.59443839414 rad
Angle ∠ B = β = 38.74768527241° = 38°44'49″ = 0.67662601548 rad
Angle ∠ C = γ = 107.1977456024° = 107°11'51″ = 1.87109485574 rad

Height: ha = 18.1510538326
Height: hb = 16.24399553443
Height: hc = 10.64399707428

Median: ma = 22.99545645751
Median: mb = 21.78987585695
Median: mc = 10.71221426428

Inradius: r = 4.74770638699
Circumradius: R = 15.17986131657

Vertex coordinates: A[29; 0] B[0; 0] C[13.25986206897; 10.64399707428]
Centroid: CG[14.08662068966; 3.54766569143]
Coordinates of the circumscribed circle: U[14.5; -4.48877942951]
Coordinates of the inscribed circle: I[13.5; 4.74770638699]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 145.9444308748° = 145°56'40″ = 0.59443839414 rad
∠ B' = β' = 141.2533147276° = 141°15'11″ = 0.67662601548 rad
∠ C' = γ' = 72.80325439757° = 72°48'9″ = 1.87109485574 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.