Equilateral triangle calculator (h)

Please enter one property of the equilateral triangle

Use symbols: a, h, T, p, r, R


You have entered height h.

Equilateral triangle.

Sides: a = 2.30994010768   b = 2.30994010768   c = 2.30994010768

Area: T = 2.30994010768
Perimeter: p = 6.92882032303
Semiperimeter: s = 3.46441016151

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

Height: ha = 2
Height: hb = 2
Height: hc = 2

Median: ma = 2
Median: mb = 2
Median: mc = 2

Inradius: r = 0.66766666667
Circumradius: R = 1.33333333333

Vertex coordinates: A[2.30994010768; 0] B[0; 0] C[1.15547005384; 2]
Centroid: CG[1.15547005384; 0.66766666667]
Coordinates of the circumscribed circle: U[1.15547005384; 0.66766666667]
Coordinates of the inscribed circle: I[1.15547005384; 0.66766666667]

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

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How did we calculate this triangle?

1. Input data entered: height h


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