# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 120   b = 100   c = 94.52

Area: T = 4588.054367457
Perimeter: p = 314.52
Semiperimeter: s = 157.26

Angle ∠ A = α = 76.12326060553° = 76°7'21″ = 1.32985901109 rad
Angle ∠ B = β = 53.99992522549° = 53°59'57″ = 0.94224647455 rad
Angle ∠ C = γ = 49.87881416897° = 49°52'41″ = 0.87105377973 rad

Height: ha = 76.46875612428
Height: hb = 91.76110734914
Height: hc = 97.08111188018

Median: ma = 76.59664437817
Median: mb = 95.74545309143
Median: mc = 99.83223214195

Inradius: r = 29.17549565978
Circumradius: R = 61.80439848949

Vertex coordinates: A[94.52; 0] B[0; 0] C[70.53554972493; 97.08111188018]
Centroid: CG[55.01884990831; 32.36603729339]
Coordinates of the circumscribed circle: U[47.26; 39.82774396476]
Coordinates of the inscribed circle: I[57.26; 29.17549565978]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 103.8777393945° = 103°52'39″ = 1.32985901109 rad
∠ B' = β' = 126.0010747745° = 126°3″ = 0.94224647455 rad
∠ C' = γ' = 130.122185831° = 130°7'19″ = 0.87105377973 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.