# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 60   b = 50   c = 12.29

Area: T = 195.2444029975
Perimeter: p = 122.29
Semiperimeter: s = 61.145

Angle ∠ A = α = 140.5466144638° = 140°32'46″ = 2.45329929749 rad
Angle ∠ B = β = 31.97548619083° = 31°58'29″ = 0.55880666182 rad
Angle ∠ C = γ = 7.47989934533° = 7°28'44″ = 0.13105330605 rad

Height: ha = 6.50881343325
Height: hb = 7.8109761199
Height: hc = 31.77328283117

Median: ma = 20.62881858146
Median: mb = 35.36327211905
Median: mc = 54.88438680761

Inradius: r = 3.19331315721
Circumradius: R = 47.21101502984

Vertex coordinates: A[12.29; 0] B[0; 0] C[50.89768307567; 31.77328283117]
Centroid: CG[21.06222769189; 10.59109427706]
Coordinates of the circumscribed circle: U[6.145; 46.80985170263]
Coordinates of the inscribed circle: I[11.145; 3.19331315721]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 39.45438553616° = 39°27'14″ = 2.45329929749 rad
∠ B' = β' = 148.0255138092° = 148°1'31″ = 0.55880666182 rad
∠ C' = γ' = 172.5211006547° = 172°31'16″ = 0.13105330605 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.