9 27 29 triangle

Obtuse scalene triangle.

Sides: a = 9   b = 27   c = 29

Area: T = 121.2532577292
Perimeter: p = 65
Semiperimeter: s = 32.5

Angle ∠ A = α = 18.04219258202° = 18°2'31″ = 0.3154891009 rad
Angle ∠ B = β = 68.30109223033° = 68°18'3″ = 1.19220759763 rad
Angle ∠ C = γ = 93.65771518766° = 93°39'26″ = 1.63546256683 rad

Height: ha = 26.9455017176
Height: hb = 8.9821672392
Height: hc = 8.36222467098

Median: ma = 27.6544113618
Median: mb = 16.69658078571
Median: mc = 13.9555285737

Inradius: r = 3.73108485321
Circumradius: R = 14.5329588066

Vertex coordinates: A[29; 0] B[0; 0] C[3.32875862069; 8.36222467098]
Centroid: CG[10.7765862069; 2.78774155699]
Coordinates of the circumscribed circle: U[14.5; -0.9276784424]
Coordinates of the inscribed circle: I[5.5; 3.73108485321]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 161.958807418° = 161°57'29″ = 0.3154891009 rad
∠ B' = β' = 111.6999077697° = 111°41'57″ = 1.19220759763 rad
∠ C' = γ' = 86.34328481234° = 86°20'34″ = 1.63546256683 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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