Triangle calculator SSS - result

Please enter the triangle sides:

Obtuse scalene triangle.

Sides: a = 1.06   b = 0.91   c = 1.97

Area: T = 02.05E-8
Perimeter: p = 3.94
Semiperimeter: s = 1.97

Angle ∠ A = α = 0° = 0 rad
Angle ∠ B = β = 0° = 0 rad
Angle ∠ C = γ = 1809.999998793° = 180° = 3.14215926325 rad

Height: ha = 03.88E-8
Height: hb = 04.51E-8
Height: hc = 02.09E-8

Median: ma = 1.44
Median: mb = 1.515
Median: mc = 0.075

Inradius: r = 01.04E-8
Circumradius: R = INF

Vertex coordinates: A[1.97; 0] B[0; 0] C[1.06; 0]
Centroid: CG[1.01; 0]
Coordinates of the circumscribed circle: U[0; 0]
Coordinates of the inscribed circle: I[1.06; 0]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 180° = 0 rad
∠ B' = β' = 180° = 0 rad
∠ C' = γ' = 01.2074E-6° = 0° = 3.14215926325 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     