# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 19   b = 23   c = 29

Area: T = 218.1566337291
Perimeter: p = 71
Semiperimeter: s = 35.5

Angle ∠ A = α = 40.85546193501° = 40°51'17″ = 0.71330476223 rad
Angle ∠ B = β = 52.35993005849° = 52°21'33″ = 0.91438421892 rad
Angle ∠ C = γ = 86.7866080065° = 86°47'10″ = 1.5154702842 rad

Height: ha = 22.96438249779
Height: hb = 18.97701162861
Height: hc = 15.04552646407

Median: ma = 24.38774967965
Median: mb = 21.65106350946
Median: mc = 15.3221553446

Inradius: r = 6.14552489378
Circumradius: R = 14.52328419186

Vertex coordinates: A[29; 0] B[0; 0] C[11.60334482759; 15.04552646407]
Centroid: CG[13.53444827586; 5.01550882136]
Coordinates of the circumscribed circle: U[14.5; 0.81442096728]
Coordinates of the inscribed circle: I[12.5; 6.14552489378]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 139.145538065° = 139°8'43″ = 0.71330476223 rad
∠ B' = β' = 127.6410699415° = 127°38'27″ = 0.91438421892 rad
∠ C' = γ' = 93.2143919935° = 93°12'50″ = 1.5154702842 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.