# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 12.65   b = 14.14   c = 6.32

Area: T = 39.97439994996
Perimeter: p = 33.11
Semiperimeter: s = 16.555

Angle ∠ A = α = 63.46603240254° = 63°27'37″ = 1.10875915986 rad
Angle ∠ B = β = 89.99109342121° = 89°59'27″ = 1.57106380989 rad
Angle ∠ C = γ = 26.54987417625° = 26°32'55″ = 0.4633362956 rad

Height: ha = 6.32199999209
Height: hb = 5.65440310466
Height: hc = 12.65499998416

Median: ma = 8.94106585328
Median: mb = 7.07108945686
Median: mc = 13.03882303247

Inradius: r = 2.415461791
Circumradius: R = 7.07700000885

Vertex coordinates: A[6.32; 0] B[0; 0] C[0.00220015823; 12.65499998416]
Centroid: CG[2.10773338608; 4.21766666139]
Coordinates of the circumscribed circle: U[3.16; 6.32545000792]
Coordinates of the inscribed circle: I[2.415; 2.415461791]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 116.5439675975° = 116°32'23″ = 1.10875915986 rad
∠ B' = β' = 90.00990657879° = 90°33″ = 1.57106380989 rad
∠ C' = γ' = 153.4511258237° = 153°27'5″ = 0.4633362956 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.