# Triangle calculator SSS - result

Please enter the triangle sides:

### Right scalene triangle.

Sides: a = 1275   b = 300   c = 1309.82

Area: T = 1912509.999998
Perimeter: p = 2884.82
Semiperimeter: s = 1442.41

Angle ∠ A = α = 76.75992364963° = 76°45'33″ = 1.34397014082 rad
Angle ∠ B = β = 13.24105064292° = 13°14'26″ = 0.23110904318 rad
Angle ∠ C = γ = 900.0002570746° = 90°1″ = 1.57108008136 rad

Height: ha = 3009.999999997
Height: hb = 12754.99999999
Height: hc = 292.0254858375

Median: ma = 704.5622251472
Median: mb = 1283.794387606
Median: mc = 654.9098689742

Inradius: r = 132.5910594906
Circumradius: R = 654.9110000007

Vertex coordinates: A[1309.82; 0] B[0; 0] C[1241.107695836; 292.0254858375]
Centroid: CG[850.309898612; 97.34216194582]
Coordinates of the circumscribed circle: U[654.91; -0.00329384485]
Coordinates of the inscribed circle: I[1142.41; 132.5910594906]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 103.2410763504° = 103°14'27″ = 1.34397014082 rad
∠ B' = β' = 166.7599493571° = 166°45'34″ = 0.23110904318 rad
∠ C' = γ' = 909.9997429254° = 89°59'59″ = 1.57108008136 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.