# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 35   b = 33   c = 34.14

Area: T = 501.07700244
Perimeter: p = 102.14
Semiperimeter: s = 51.07

Angle ∠ A = α = 62.81217707189° = 62°48'42″ = 1.09662722081 rad
Angle ∠ B = β = 57.0011108196° = 57°4″ = 0.99548570153 rad
Angle ∠ C = γ = 60.18771210851° = 60°11'14″ = 1.05504634302 rad

Height: ha = 28.63325728228
Height: hb = 30.36878802667
Height: hc = 29.35438385706

Median: ma = 28.65334430741
Median: mb = 30.38112409226
Median: mc = 29.42113374951

Inradius: r = 9.81114357627
Circumradius: R = 19.67437472209

Vertex coordinates: A[34.14; 0] B[0; 0] C[19.06217984769; 29.35438385706]
Centroid: CG[17.73439328256; 9.78546128569]
Coordinates of the circumscribed circle: U[17.07; 9.78111773172]
Coordinates of the inscribed circle: I[18.07; 9.81114357627]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 117.1888229281° = 117°11'18″ = 1.09662722081 rad
∠ B' = β' = 122.9998891804° = 122°59'56″ = 0.99548570153 rad
∠ C' = γ' = 119.8132878915° = 119°48'46″ = 1.05504634302 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    