457.3 457.3 457.3 triangle

Equilateral triangle.

Sides: a = 457.3   b = 457.3   c = 457.3

Area: T = 90553.04108315
Perimeter: p = 1371.9
Semiperimeter: s = 685.95

Angle ∠ A = α = 60° = 1.04771975512 rad
Angle ∠ B = β = 60° = 1.04771975512 rad
Angle ∠ C = γ = 60° = 1.04771975512 rad

Height: ha = 396.0333417151
Height: hb = 396.0333417151
Height: hc = 396.0333417151

Median: ma = 396.0333417151
Median: mb = 396.0333417151
Median: mc = 396.0333417151

Inradius: r = 132.011113905
Circumradius: R = 264.02222781

Vertex coordinates: A[457.3; 0] B[0; 0] C[228.65; 396.0333417151]
Centroid: CG[228.65; 132.011113905]
Coordinates of the circumscribed circle: U[228.65; 132.011113905]
Coordinates of the inscribed circle: I[228.65; 132.011113905]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 120° = 1.04771975512 rad
∠ B' = β' = 120° = 1.04771975512 rad
∠ C' = γ' = 120° = 1.04771975512 rad

Calculate another triangle




How did we calculate this triangle?


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