6 27 27 triangle

Acute isosceles triangle.

Sides: a = 6   b = 27   c = 27

Area: T = 80.498844719
Perimeter: p = 60
Semiperimeter: s = 30

Angle ∠ A = α = 12.75987404169° = 12°45'31″ = 0.22326820287 rad
Angle ∠ B = β = 83.62106297916° = 83°37'14″ = 1.45994553125 rad
Angle ∠ C = γ = 83.62106297916° = 83°37'14″ = 1.45994553125 rad

Height: ha = 26.833281573
Height: hb = 5.963284794
Height: hc = 5.963284794

Median: ma = 26.833281573
Median: mb = 14.15109716981
Median: mc = 14.15109716981

Inradius: r = 2.6833281573
Circumradius: R = 13.58441129633

Vertex coordinates: A[27; 0] B[0; 0] C[0.66766666667; 5.963284794]
Centroid: CG[9.22222222222; 1.988761598]
Coordinates of the circumscribed circle: U[13.5; 1.50993458848]
Coordinates of the inscribed circle: I[3; 2.6833281573]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 167.2411259583° = 167°14'29″ = 0.22326820287 rad
∠ B' = β' = 96.37993702084° = 96°22'46″ = 1.45994553125 rad
∠ C' = γ' = 96.37993702084° = 96°22'46″ = 1.45994553125 rad

Calculate another triangle




How did we calculate this triangle?

Now we know the lengths of all three sides of the triangle and the triangle is uniquely determined. Next we calculate another its characteristics - same procedure as calculation of the triangle from the known three sides SSS.


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