# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 1200   b = 1700   c = 1348.37

Area: T = 803771.0621696
Perimeter: p = 4248.37
Semiperimeter: s = 2124.185

Angle ∠ A = α = 44.53114639787° = 44°31'53″ = 0.77772206672 rad
Angle ∠ B = β = 83.46985275345° = 83°28'7″ = 1.45768006273 rad
Angle ∠ C = γ = 522.0000084868° = 52° = 0.90875713592 rad

Height: ha = 1339.618843616
Height: hb = 945.6133013761
Height: hc = 1192.211142816

Median: ma = 1412.109864612
Median: mb = 952.1329627966
Median: mc = 1307.851113288

Inradius: r = 378.3990329325
Circumradius: R = 855.5532946318

Vertex coordinates: A[1348.37; 0] B[0; 0] C[136.499875661; 1192.211142816]
Centroid: CG[494.9566252203; 397.4043809388]
Coordinates of the circumscribed circle: U[674.185; 526.7310889287]
Coordinates of the inscribed circle: I[424.185; 378.3990329325]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 135.4698536021° = 135°28'7″ = 0.77772206672 rad
∠ B' = β' = 96.53114724655° = 96°31'53″ = 1.45768006273 rad
∠ C' = γ' = 1287.999991513° = 128° = 0.90875713592 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.