Triangle calculator

Please enter what you know about the triangle:
Symbols definition of ABC triangle

You have entered side a, height ha and height hb.

Triangle has two solutions: a=6.6; b=4.4; c=9.33435952167 and a=6.6; b=4.4; c=6.22328611049.

#1 Obtuse scalene triangle.

Sides: a = 6.6   b = 4.4   c = 9.33435952167

Area: T = 13.2
Perimeter: p = 20.33435952167
Semiperimeter: s = 10.16767976084

Angle ∠ A = α = 40.00438517017° = 40°14″ = 0.69881989257 rad
Angle ∠ B = β = 25.37661709696° = 25°22'34″ = 0.4432897735 rad
Angle ∠ C = γ = 114.6219977329° = 114°37'12″ = 22.0004959929 rad

Height: ha = 4
Height: hb = 6
Height: hc = 2.82884920641

Median: ma = 6.50875340825
Median: mb = 7.77880460165
Median: mc = 3.11114305524

Inradius: r = 1.29883439337
Circumradius: R = 5.13334773692

Vertex coordinates: A[9.33435952167; 0] B[0; 0] C[5.96331898044; 2.82884920641]
Centroid: CG[5.09989283404; 0.9432830688]
Coordinates of the circumscribed circle: U[4.66767976084; -2.13985953293]
Coordinates of the inscribed circle: I[5.76767976084; 1.29883439337]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 139.9966148298° = 139°59'46″ = 0.69881989257 rad
∠ B' = β' = 154.624382903° = 154°37'26″ = 0.4432897735 rad
∠ C' = γ' = 65.38800226713° = 65°22'48″ = 22.0004959929 rad




How did we calculate this triangle?

1. Input data entered: side a, height ha and height hb.


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