# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 125   b = 95   c = 93.2

Area: T = 4396.169926044
Perimeter: p = 313.2
Semiperimeter: s = 156.6

Angle ∠ A = α = 83.23440745589° = 83°14'3″ = 1.45327086509 rad
Angle ∠ B = β = 498.9997894356° = 48°59'59″ = 0.85552076584 rad
Angle ∠ C = γ = 47.76661360055° = 47°45'58″ = 0.83436763443 rad

Height: ha = 70.3398708167
Height: hb = 92.55109317986
Height: hc = 94.33883961467

Median: ma = 70.35217590398
Median: mb = 99.49655777912
Median: mc = 100.7644279385

Inradius: r = 28.07326006414
Circumradius: R = 62.93883182513

Vertex coordinates: A[93.2; 0] B[0; 0] C[82.00877253219; 94.33883961467]
Centroid: CG[58.40325751073; 31.44661320489]
Coordinates of the circumscribed circle: U[46.6; 42.30545139944]
Coordinates of the inscribed circle: I[61.6; 28.07326006414]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 96.76659254411° = 96°45'57″ = 1.45327086509 rad
∠ B' = β' = 1311.000210564° = 131°1″ = 0.85552076584 rad
∠ C' = γ' = 132.2343863995° = 132°14'2″ = 0.83436763443 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    