22 25 30 triangle

Acute scalene triangle.

Sides: a = 22   b = 25   c = 30

Area: T = 269.9910624837
Perimeter: p = 77
Semiperimeter: s = 38.5

Angle ∠ A = α = 46.05224163943° = 46°3'9″ = 0.80437662946 rad
Angle ∠ B = β = 54.99003678046° = 54°54'1″ = 0.95881921787 rad
Angle ∠ C = γ = 79.04772158011° = 79°2'50″ = 1.38796341803 rad

Height: ha = 24.54546022579
Height: hb = 21.5999249987
Height: hc = 17.99993749891

Median: ma = 25.32878502838
Median: mb = 23.14662739982
Median: mc = 18.15221348607

Inradius: r = 7.01327435023
Circumradius: R = 15.27883082838

Vertex coordinates: A[30; 0] B[0; 0] C[12.65; 17.99993749891]
Centroid: CG[14.21766666667; 65.999791663]
Coordinates of the circumscribed circle: U[15; 2.90328785739]
Coordinates of the inscribed circle: I[13.5; 7.01327435023]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 133.9487583606° = 133°56'51″ = 0.80437662946 rad
∠ B' = β' = 125.1099632195° = 125°5'59″ = 0.95881921787 rad
∠ C' = γ' = 100.9532784199° = 100°57'10″ = 1.38796341803 rad

Calculate another triangle




How did we calculate this triangle?

Now we know the lengths of all three sides of the triangle and the triangle is uniquely determined. Next we calculate another its characteristics - same procedure as calculation of the triangle from the known three sides SSS.


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