# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 34   b = 46   c = 38.85

Area: T = 646.0144320226
Perimeter: p = 118.85
Semiperimeter: s = 59.425

Angle ∠ A = α = 46.30106521869° = 46°18'2″ = 0.80880988265 rad
Angle ∠ B = β = 77.99986387001° = 77°59'55″ = 1.36113330574 rad
Angle ∠ C = γ = 55.70107091129° = 55°42'3″ = 0.97221607697 rad

Height: ha = 38.00108423662
Height: hb = 28.08875791403
Height: hc = 33.25768504621

Median: ma = 39.03441036787
Median: mb = 28.34989197325
Median: mc = 35.47877306912

Inradius: r = 10.87110865835
Circumradius: R = 23.51439524379

Vertex coordinates: A[38.85; 0] B[0; 0] C[7.07697876448; 33.25768504621]
Centroid: CG[15.30765958816; 11.08656168207]
Coordinates of the circumscribed circle: U[19.425; 13.25504843025]
Coordinates of the inscribed circle: I[13.425; 10.87110865835]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 133.6999347813° = 133°41'58″ = 0.80880988265 rad
∠ B' = β' = 102.00113613° = 102°5″ = 1.36113330574 rad
∠ C' = γ' = 124.2999290887° = 124°17'57″ = 0.97221607697 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.