48.375 126.75 149 triangle

Obtuse scalene triangle.

Sides: a = 48.375   b = 126.75   c = 149

Area: T = 2915.245466715
Perimeter: p = 324.125
Semiperimeter: s = 162.06325

Angle ∠ A = α = 17.98223657398° = 17°58'57″ = 0.31438514895 rad
Angle ∠ B = β = 53.98991278753° = 53°59'21″ = 0.94222880417 rad
Angle ∠ C = γ = 108.0298506385° = 108°1'43″ = 1.88554531224 rad

Height: ha = 120.5276911303
Height: hb = 465.9999158525
Height: hc = 39.13108009013

Median: ma = 136.1921945774
Median: mb = 90.85325161319
Median: mc = 60.43767567172

Inradius: r = 17.98883974834
Circumradius: R = 78.34766107103

Vertex coordinates: A[149; 0] B[0; 0] C[28.44215373322; 39.13108009013]
Centroid: CG[59.14771791107; 13.04436003004]
Coordinates of the circumscribed circle: U[74.5; -24.24875031662]
Coordinates of the inscribed circle: I[35.31325; 17.98883974834]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 162.018763426° = 162°1'3″ = 0.31438514895 rad
∠ B' = β' = 126.0110872125° = 126°39″ = 0.94222880417 rad
∠ C' = γ' = 71.97114936151° = 71°58'17″ = 1.88554531224 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     