# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 200   b = 234   c = 71.01

Area: T = 6672.863286727
Perimeter: p = 505.01
Semiperimeter: s = 252.505

Angle ∠ A = α = 53.43437741614° = 53°26'2″ = 0.93325952909 rad
Angle ∠ B = β = 109.9987509389° = 109°59'51″ = 1.92198187078 rad
Angle ∠ C = γ = 16.56987164492° = 16°34'7″ = 0.28991786549 rad

Height: ha = 66.72986286727
Height: hb = 57.03330159596
Height: hc = 187.9411497459

Median: ma = 141.0654559865
Median: mb = 93.98798385293
Median: mc = 214.7549609953

Inradius: r = 26.42766563722
Circumradius: R = 124.5076829606

Vertex coordinates: A[71.01; 0] B[0; 0] C[-68.39658590339; 187.9411497459]
Centroid: CG[0.8711380322; 62.64771658196]
Coordinates of the circumscribed circle: U[35.505; 119.3377109038]
Coordinates of the inscribed circle: I[18.505; 26.42766563722]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 126.5666225839° = 126°33'58″ = 0.93325952909 rad
∠ B' = β' = 70.00224906106° = 70°9″ = 1.92198187078 rad
∠ C' = γ' = 163.4311283551° = 163°25'53″ = 0.28991786549 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.