8 27 27 triangle

Acute isosceles triangle.

Sides: a = 8   b = 27   c = 27

Area: T = 106.8088239383
Perimeter: p = 62
Semiperimeter: s = 31

Angle ∠ A = α = 17.03992485083° = 17°2'21″ = 0.29773909885 rad
Angle ∠ B = β = 81.48803757459° = 81°28'49″ = 1.42221008325 rad
Angle ∠ C = γ = 81.48803757459° = 81°28'49″ = 1.42221008325 rad

Height: ha = 26.70220598456
Height: hb = 7.91217214357
Height: hc = 7.91217214357

Median: ma = 26.70220598456
Median: mb = 14.63772811683
Median: mc = 14.63772811683

Inradius: r = 3.44554270769
Circumradius: R = 13.65106322773

Vertex coordinates: A[27; 0] B[0; 0] C[1.18551851852; 7.91217214357]
Centroid: CG[9.39550617284; 2.63772404786]
Coordinates of the circumscribed circle: U[13.5; 2.02223158929]
Coordinates of the inscribed circle: I[4; 3.44554270769]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 162.9610751492° = 162°57'39″ = 0.29773909885 rad
∠ B' = β' = 98.52196242541° = 98°31'11″ = 1.42221008325 rad
∠ C' = γ' = 98.52196242541° = 98°31'11″ = 1.42221008325 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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