# Triangle calculator SSS - result

Please enter the triangle sides:

### Obtuse scalene triangle.

Sides: a = 68   b = 110   c = 75.46

Area: T = 2526.675478926
Perimeter: p = 253.46
Semiperimeter: s = 126.73

Angle ∠ A = α = 37.50223009896° = 37°30'8″ = 0.65545386293 rad
Angle ∠ B = β = 99.99883761296° = 99°59'54″ = 1.74553009101 rad
Angle ∠ C = γ = 42.49993228809° = 42°29'58″ = 0.74217531141 rad

Height: ha = 74.31439643901
Height: hb = 45.9439541623
Height: hc = 66.96772618411

Median: ma = 87.98435541451
Median: mb = 46.19663829753
Median: mc = 83.29773414942

Inradius: r = 19.93774638149
Circumradius: R = 55.84881845782

Vertex coordinates: A[75.46; 0] B[0; 0] C[-11.80661781076; 66.96772618411]
Centroid: CG[21.21879406308; 22.32224206137]
Coordinates of the circumscribed circle: U[37.73; 41.1766046686]
Coordinates of the inscribed circle: I[16.73; 19.93774638149]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 142.498769901° = 142°29'52″ = 0.65545386293 rad
∠ B' = β' = 80.00216238704° = 80°6″ = 1.74553009101 rad
∠ C' = γ' = 137.5010677119° = 137°30'2″ = 0.74217531141 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.