Triangle calculator SSS - result

Please enter the triangle sides:

Obtuse scalene triangle.

Sides: a = 14   b = 16   c = 29

Area: T = 55.55657152775
Perimeter: p = 59
Semiperimeter: s = 29.5

Angle ∠ A = α = 13.85549244913° = 13°51'18″ = 0.242181405 rad
Angle ∠ B = β = 15.88329774841° = 15°52'59″ = 0.27772102521 rad
Angle ∠ C = γ = 150.2622098025° = 150°15'44″ = 2.62325683515 rad

Height: ha = 7.93765307539
Height: hb = 6.94444644097
Height: hc = 3.83114286398

Median: ma = 22.34994966386
Median: mb = 21.31990056053
Median: mc = 3.96986269666

Inradius: r = 1.88332445857
Circumradius: R = 29.23219159584

Vertex coordinates: A[29; 0] B[0; 0] C[13.46655172414; 3.83114286398]
Centroid: CG[14.15551724138; 1.27771428799]
Coordinates of the circumscribed circle: U[14.5; -25.38221770263]
Coordinates of the inscribed circle: I[13.5; 1.88332445857]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 166.1455075509° = 166°8'42″ = 0.242181405 rad
∠ B' = β' = 164.1177022516° = 164°7'1″ = 0.27772102521 rad
∠ C' = γ' = 29.73879019754° = 29°44'16″ = 2.62325683515 rad

How did we calculate this triangle?

1. The triangle circumference is the sum of the lengths of its three sides 2. Semiperimeter of the triangle 3. The triangle area using Heron's formula 4. Calculate the heights of the triangle from its area. 5. Calculation of the inner angles of the triangle using a Law of Cosines     