# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 10   b = 22   c = 29

Area: T = 89.28657071429
Perimeter: p = 61
Semiperimeter: s = 30.5

Angle ∠ A = α = 16.25437888126° = 16°15'14″ = 0.28436821307 rad
Angle ∠ B = β = 38.00774183478° = 38°27″ = 0.66333545904 rad
Angle ∠ C = γ = 125.739879284° = 125°44'20″ = 2.19545559325 rad

Height: ha = 17.85771414286
Height: hb = 8.11768824675
Height: hc = 6.15876349754

Median: ma = 25.24987623459
Median: mb = 18.69549190958
Median: mc = 9.042157066

Inradius: r = 2.92774002342
Circumradius: R = 17.86440014291

Vertex coordinates: A[29; 0] B[0; 0] C[7.87993103448; 6.15876349754]
Centroid: CG[12.29331034483; 2.05325449918]
Coordinates of the circumscribed circle: U[14.5; -10.43442008347]
Coordinates of the inscribed circle: I[8.5; 2.92774002342]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 163.7466211187° = 163°44'46″ = 0.28436821307 rad
∠ B' = β' = 141.9932581652° = 141°59'33″ = 0.66333545904 rad
∠ C' = γ' = 54.26112071604° = 54°15'40″ = 2.19545559325 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.