Triangle calculator

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

You have entered side a, b and c.

Right scalene triangle.

Sides: a = 0.7   b = 2.4   c = 2.5

Area: T = 0.84
Perimeter: p = 5.6
Semiperimeter: s = 2.8

Angle ∠ A = α = 16.26602047083° = 16°15'37″ = 0.28437941092 rad
Angle ∠ B = β = 73.74397952917° = 73°44'23″ = 1.28770022176 rad
Angle ∠ C = γ = 90° = 1.57107963268 rad

Height: ha = 2.4
Height: hb = 0.7
Height: hc = 0.672

Median: ma = 2.42553865671
Median: mb = 1.38992443989
Median: mc = 1.25

Inradius: r = 0.3
Circumradius: R = 1.25

Vertex coordinates: A[2.5; 0] B[0; 0] C[0.196; 0.672]
Centroid: CG[0.89986666667; 0.224]
Coordinates of the circumscribed circle: U[1.25; -0]
Coordinates of the inscribed circle: I[0.4; 0.3]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 163.7439795292° = 163°44'23″ = 0.28437941092 rad
∠ B' = β' = 106.2660204708° = 106°15'37″ = 1.28770022176 rad
∠ C' = γ' = 90° = 1.57107963268 rad

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How did we calculate this triangle?

1. Input data entered: side a, b and c.


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