2 25 25 triangle

Acute isosceles triangle.

Sides: a = 2   b = 25   c = 25

Area: T = 24.98799919936
Perimeter: p = 52
Semiperimeter: s = 26

Angle ∠ A = α = 4.58548855519° = 4°35'6″ = 0.08800213487 rad
Angle ∠ B = β = 87.7087557224° = 87°42'27″ = 1.53107856524 rad
Angle ∠ C = γ = 87.7087557224° = 87°42'27″ = 1.53107856524 rad

Height: ha = 24.98799919936
Height: hb = 1.99883993595
Height: hc = 1.99883993595

Median: ma = 24.98799919936
Median: mb = 12.58797456254
Median: mc = 12.58797456254

Inradius: r = 0.96107689228
Circumradius: R = 12.5110012016

Vertex coordinates: A[25; 0] B[0; 0] C[0.08; 1.99883993595]
Centroid: CG[8.36; 0.66661331198]
Coordinates of the circumscribed circle: U[12.5; 0.55004004806]
Coordinates of the inscribed circle: I[1; 0.96107689228]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 175.4155114448° = 175°24'54″ = 0.08800213487 rad
∠ B' = β' = 92.2922442776° = 92°17'33″ = 1.53107856524 rad
∠ C' = γ' = 92.2922442776° = 92°17'33″ = 1.53107856524 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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