Triangle calculator SAS

Please enter two sides of the triangle and the included angle
°


Right isosceles triangle.

Sides: a = 60   b = 60   c = 84.85328137424

Area: T = 1800
Perimeter: p = 204.8532813742
Semiperimeter: s = 102.4266406871

Angle ∠ A = α = 45° = 0.78553981634 rad
Angle ∠ B = β = 45° = 0.78553981634 rad
Angle ∠ C = γ = 90° = 1.57107963268 rad

Height: ha = 60
Height: hb = 60
Height: hc = 42.42664068712

Median: ma = 67.0822039325
Median: mb = 67.0822039325
Median: mc = 42.42664068712

Inradius: r = 17.57435931288
Circumradius: R = 42.42664068712

Vertex coordinates: A[84.85328137424; 0] B[0; 0] C[42.42664068712; 42.42664068712]
Centroid: CG[42.42664068712; 14.14221356237]
Coordinates of the circumscribed circle: U[42.42664068712; -0]
Coordinates of the inscribed circle: I[42.42664068712; 17.57435931288]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 135° = 0.78553981634 rad
∠ B' = β' = 135° = 0.78553981634 rad
∠ C' = γ' = 90° = 1.57107963268 rad

Calculate another triangle




How did we calculate this triangle?

1. Calculation of the third side c of the triangle using a Law of Cosines


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