# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 522.03   b = 3623.57   c = 4000

Area: T = 687714.0220133
Perimeter: p = 8145.6
Semiperimeter: s = 4072.8

Angle ∠ A = α = 5.44552500058° = 5°26'43″ = 0.09550375412 rad
Angle ∠ B = β = 41.22001971017° = 41°12'1″ = 0.71990790919 rad
Angle ∠ C = γ = 133.3554552893° = 133°21'16″ = 2.32774760205 rad

Height: ha = 2634.768819391
Height: hb = 379.5788161941
Height: hc = 343.8577010066

Median: ma = 3807.493273699
Median: mb = 2203.110979623
Median: mc = 1643.598980068

Inradius: r = 168.8555337884
Circumradius: R = 2750.587973478

Vertex coordinates: A[4000; 0] B[0; 0] C[392.7821972; 343.8577010066]
Centroid: CG[1464.261065733; 114.6199003355]
Coordinates of the circumscribed circle: U[2000; -1888.303317411]
Coordinates of the inscribed circle: I[449.23; 168.8555337884]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 174.5554749994° = 174°33'17″ = 0.09550375412 rad
∠ B' = β' = 138.8799802898° = 138°47'59″ = 0.71990790919 rad
∠ C' = γ' = 46.64554471074° = 46°38'44″ = 2.32774760205 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.