0.7 1.1 1.7 triangle

Obtuse scalene triangle.

Sides: a = 0.7   b = 1.1   c = 1.7

Area: T = 0.24443742008
Perimeter: p = 3.5
Semiperimeter: s = 1.75

Angle ∠ A = α = 15.15109401512° = 15°9'3″ = 0.26444337904 rad
Angle ∠ B = β = 24.25496286025° = 24°14'59″ = 0.42332358615 rad
Angle ∠ C = γ = 140.5999431246° = 140°35'58″ = 2.45439230017 rad

Height: ha = 0.69882120022
Height: hb = 0.44443167287
Height: hc = 0.28774990597

Median: ma = 1.38883443377
Median: mb = 1.17879218989
Median: mc = 0.35770714214

Inradius: r = 0.14396424004
Circumradius: R = 1.33991348145

Vertex coordinates: A[1.7; 0] B[0; 0] C[0.63882352941; 0.28774990597]
Centroid: CG[0.77994117647; 0.09658330199]
Coordinates of the circumscribed circle: U[0.85; -1.0354785993]
Coordinates of the inscribed circle: I[0.65; 0.14396424004]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 164.8499059849° = 164°50'57″ = 0.26444337904 rad
∠ B' = β' = 155.7550371397° = 155°45'1″ = 0.42332358615 rad
∠ C' = γ' = 39.40105687537° = 39°24'2″ = 2.45439230017 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     