# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 27.73   b = 25.5   c = 10.63

Area: T = 135.5254992728
Perimeter: p = 63.86
Semiperimeter: s = 31.93

Angle ∠ A = α = 90.60330578539° = 90°36'11″ = 1.58113216719 rad
Angle ∠ B = β = 66.85875760436° = 66°51'27″ = 1.16768848319 rad
Angle ∠ C = γ = 22.53993661025° = 22°32'22″ = 0.39333861498 rad

Height: ha = 9.77546118087
Height: hb = 10.62994111944
Height: hc = 25.49985875312

Median: ma = 13.76217304508
Median: mb = 16.68656944716
Median: mc = 26.10327244747

Inradius: r = 4.24444407369
Circumradius: R = 13.86657680378

Vertex coordinates: A[10.63; 0] B[0; 0] C[10.89883913452; 25.49985875312]
Centroid: CG[7.17661304484; 8.54995291771]
Coordinates of the circumscribed circle: U[5.315; 12.80766505488]
Coordinates of the inscribed circle: I[6.43; 4.24444407369]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 89.39769421461° = 89°23'49″ = 1.58113216719 rad
∠ B' = β' = 113.1422423956° = 113°8'33″ = 1.16768848319 rad
∠ C' = γ' = 157.4610633898° = 157°27'38″ = 0.39333861498 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.