13 25 29 triangle

Obtuse scalene triangle.

Sides: a = 13   b = 25   c = 29

Area: T = 162.0754635585
Perimeter: p = 67
Semiperimeter: s = 33.5

Angle ∠ A = α = 26.55879311211° = 26°33'29″ = 0.46435233406 rad
Angle ∠ B = β = 59.2965524616° = 59°17'44″ = 1.03549021362 rad
Angle ∠ C = γ = 94.1476544263° = 94°8'48″ = 1.64331671768 rad

Height: ha = 24.93545593208
Height: hb = 12.96659708468
Height: hc = 11.17875610748

Median: ma = 26.28221232019
Median: mb = 18.6754849397
Median: mc = 13.66656503687

Inradius: r = 4.83880488234
Circumradius: R = 14.53880552083

Vertex coordinates: A[29; 0] B[0; 0] C[6.63879310345; 11.17875610748]
Centroid: CG[11.87993103448; 3.72658536916]
Coordinates of the circumscribed circle: U[14.5; -1.05112132228]
Coordinates of the inscribed circle: I[8.5; 4.83880488234]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 153.4422068879° = 153°26'31″ = 0.46435233406 rad
∠ B' = β' = 120.7044475384° = 120°42'16″ = 1.03549021362 rad
∠ C' = γ' = 85.8533455737° = 85°51'12″ = 1.64331671768 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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