Triangle calculator VC

Please enter the coordinates of the three vertices


Right scalene triangle.

Sides: a = 3.16222776602   b = 7.07110678119   c = 6.32545553203

Area: T = 10
Perimeter: p = 16.55879007924
Semiperimeter: s = 8.27989503962

Angle ∠ A = α = 26.56550511771° = 26°33'54″ = 0.4643647609 rad
Angle ∠ B = β = 90° = 1.57107963268 rad
Angle ∠ C = γ = 63.43549488229° = 63°26'6″ = 1.10771487178 rad

Height: ha = 6.32545553203
Height: hb = 2.82884271247
Height: hc = 3.16222776602

Median: ma = 6.51992024052
Median: mb = 3.53655339059
Median: mc = 4.4722135955

Inradius: r = 1.20878825843
Circumradius: R = 3.53655339059

Vertex coordinates: A[-2; 3] B[0; -3] C[3; -2]
Centroid: CG[0.33333333333; -0.66766666667]
Coordinates of the circumscribed circle: U[0; 0]
Coordinates of the inscribed circle: I[-0; 1.20878825843]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 153.4354948823° = 153°26'6″ = 0.4643647609 rad
∠ B' = β' = 90° = 1.57107963268 rad
∠ C' = γ' = 116.5655051177° = 116°33'54″ = 1.10771487178 rad

Calculate another triangle




How did we calculate this triangle?

1. We compute side a from coordinates using the Pythagorean theorem


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