25 25 29 triangle

Acute isosceles triangle.

Sides: a = 25   b = 25   c = 29

Area: T = 295.2988471889
Perimeter: p = 79
Semiperimeter: s = 39.5

Angle ∠ A = α = 54.54994573608° = 54°32'58″ = 0.95220676361 rad
Angle ∠ B = β = 54.54994573608° = 54°32'58″ = 0.95220676361 rad
Angle ∠ C = γ = 70.90110852784° = 70°54'4″ = 1.23774573813 rad

Height: ha = 23.62438777511
Height: hb = 23.62438777511
Height: hc = 20.36554118544

Median: ma = 24.0165619917
Median: mb = 24.0165619917
Median: mc = 20.36554118544

Inradius: r = 7.47659106807
Circumradius: R = 15.34546442544

Vertex coordinates: A[29; 0] B[0; 0] C[14.5; 20.36554118544]
Centroid: CG[14.5; 6.78884706181]
Coordinates of the circumscribed circle: U[14.5; 5.02107676]
Coordinates of the inscribed circle: I[14.5; 7.47659106807]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 125.4510542639° = 125°27'2″ = 0.95220676361 rad
∠ B' = β' = 125.4510542639° = 125°27'2″ = 0.95220676361 rad
∠ C' = γ' = 109.0998914722° = 109°5'56″ = 1.23774573813 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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