# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 5.7   b = 4.81   c = 3.33

Area: T = 7.99768953826
Perimeter: p = 13.84
Semiperimeter: s = 6.92

Angle ∠ A = α = 86.89553306377° = 86°53'43″ = 1.51766096242 rad
Angle ∠ B = β = 57.41879433052° = 57°25'5″ = 1.00221321604 rad
Angle ∠ C = γ = 35.6876726057° = 35°41'12″ = 0.6232850869 rad

Height: ha = 2.80659282044
Height: hb = 3.32551124252
Height: hc = 4.80329401697

Median: ma = 2.99883328701
Median: mb = 4.00106780675
Median: mc = 5.00440808347

Inradius: r = 1.156562072
Circumradius: R = 2.85441892082

Vertex coordinates: A[3.33; 0] B[0; 0] C[3.06994894895; 4.80329401697]
Centroid: CG[2.13331631632; 1.60109800566]
Coordinates of the circumscribed circle: U[1.665; 2.3188225838]
Coordinates of the inscribed circle: I[2.11; 1.156562072]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 93.10546693623° = 93°6'17″ = 1.51766096242 rad
∠ B' = β' = 122.5822056695° = 122°34'55″ = 1.00221321604 rad
∠ C' = γ' = 144.3133273943° = 144°18'48″ = 0.6232850869 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.