22 30 30 triangle

Acute isosceles triangle.

Sides: a = 22   b = 30   c = 30

Area: T = 307.0166286213
Perimeter: p = 82
Semiperimeter: s = 41

Angle ∠ A = α = 43.02203765338° = 43°1'13″ = 0.7510847216 rad
Angle ∠ B = β = 68.49898117331° = 68°29'23″ = 1.19553727188 rad
Angle ∠ C = γ = 68.49898117331° = 68°29'23″ = 1.19553727188 rad

Height: ha = 27.91105714739
Height: hb = 20.46877524142
Height: hc = 20.46877524142

Median: ma = 27.91105714739
Median: mb = 21.6110182785
Median: mc = 21.6110182785

Inradius: r = 7.48882021028
Circumradius: R = 16.12329231878

Vertex coordinates: A[30; 0] B[0; 0] C[8.06766666667; 20.46877524142]
Centroid: CG[12.68988888889; 6.82325841381]
Coordinates of the circumscribed circle: U[15; 5.91217385022]
Coordinates of the inscribed circle: I[11; 7.48882021028]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 136.9879623466° = 136°58'47″ = 0.7510847216 rad
∠ B' = β' = 111.5110188267° = 111°30'37″ = 1.19553727188 rad
∠ C' = γ' = 111.5110188267° = 111°30'37″ = 1.19553727188 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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