8 23 23 triangle

Acute isosceles triangle.

Sides: a = 8   b = 23   c = 23

Area: T = 90.59880132232
Perimeter: p = 54
Semiperimeter: s = 27

Angle ∠ A = α = 20.03108203365° = 20°1'51″ = 0.35496037667 rad
Angle ∠ B = β = 79.98545898317° = 79°59'5″ = 1.39659944434 rad
Angle ∠ C = γ = 79.98545898317° = 79°59'5″ = 1.39659944434 rad

Height: ha = 22.65495033058
Height: hb = 7.87880881064
Height: hc = 7.87880881064

Median: ma = 22.65495033058
Median: mb = 12.8166005618
Median: mc = 12.8166005618

Inradius: r = 3.35554819712
Circumradius: R = 11.67879602815

Vertex coordinates: A[23; 0] B[0; 0] C[1.39113043478; 7.87880881064]
Centroid: CG[8.13304347826; 2.62660293688]
Coordinates of the circumscribed circle: U[11.5; 2.03109496142]
Coordinates of the inscribed circle: I[4; 3.35554819712]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 159.9699179663° = 159°58'9″ = 0.35496037667 rad
∠ B' = β' = 100.0155410168° = 100°55″ = 1.39659944434 rad
∠ C' = γ' = 100.0155410168° = 100°55″ = 1.39659944434 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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