# Triangle calculator SSS - result

Please enter the triangle sides:

### Acute scalene triangle.

Sides: a = 7.07   b = 5.66   c = 4.24

Area: T = 11.99991979142
Perimeter: p = 16.97
Semiperimeter: s = 8.485

Angle ∠ A = α = 89.96662171092° = 89°57'58″ = 1.57702067041 rad
Angle ∠ B = β = 53.18441502004° = 53°11'3″ = 0.92882385309 rad
Angle ∠ C = γ = 36.85496326904° = 36°50'59″ = 0.64331474186 rad

Height: ha = 3.39443982784
Height: hb = 4.2439999263
Height: hc = 5.66599990161

Median: ma = 3.53770008482
Median: mb = 5.09663074868
Median: mc = 6.04328345998

Inradius: r = 1.41441659298
Circumradius: R = 3.53550006145

Vertex coordinates: A[4.24; 0] B[0; 0] C[4.23766627358; 5.66599990161]
Centroid: CG[2.82655542453; 1.88766663387]
Coordinates of the circumscribed circle: U[2.12; 2.82987504917]
Coordinates of the inscribed circle: I[2.825; 1.41441659298]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 90.03437828908° = 90°2'2″ = 1.57702067041 rad
∠ B' = β' = 126.81658498° = 126°48'57″ = 0.92882385309 rad
∠ C' = γ' = 143.155036731° = 143°9'1″ = 0.64331474186 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.