12 24 26 triangle

Acute scalene triangle.

Sides: a = 12   b = 24   c = 26

Area: T = 143.5799246411
Perimeter: p = 62
Semiperimeter: s = 31

Angle ∠ A = α = 27.39993615864° = 27°23'58″ = 0.47882090726 rad
Angle ∠ B = β = 66.98216671563° = 66°58'54″ = 1.16990506304 rad
Angle ∠ C = γ = 85.61989712574° = 85°37'8″ = 1.49443329506 rad

Height: ha = 23.93298744019
Height: hb = 11.96549372009
Height: hc = 11.04545574162

Median: ma = 24.2989915603
Median: mb = 16.31095064303
Median: mc = 13.82202749611

Inradius: r = 4.63215885939
Circumradius: R = 13.03880960117

Vertex coordinates: A[26; 0] B[0; 0] C[4.69223076923; 11.04545574162]
Centroid: CG[10.23107692308; 3.68215191387]
Coordinates of the circumscribed circle: U[13; 0.99659656676]
Coordinates of the inscribed circle: I[7; 4.63215885939]

Exterior(or external, outer) angles of the triangle:
∠ A' = α' = 152.6010638414° = 152°36'2″ = 0.47882090726 rad
∠ B' = β' = 113.0188332844° = 113°1'6″ = 1.16990506304 rad
∠ C' = γ' = 94.38110287426° = 94°22'52″ = 1.49443329506 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.


Fatal error: Uncaught Error: Class 'TexPNG' not found in /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/Calculator_Triangle.php:2346 Stack trace: #0 /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/Calculator_Triangle.php(1929): Calculator_Triangle->ComputeTriangle(12, 24, 26, '<br />', true, '', Array, '<a href='/?what...', Array) #1 /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/Calculators.php(1086): Calculator_Triangle->TriangleForm('Triangle calcul...') #2 /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/Calculators.php(2225): Calculators->Router('triangle', 'Triangle calcul...', 'Geometry') #3 /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/index_real.php(490): Calculators->Run() #4 /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/index_real.php(771): HackMath->Run() #5 /nfsmnt/hos in /nfsmnt/hosting1_1/1/f/1f5dde43-2431-429d-b7d6-b283e5dc0656/triangle-calculator.com/web/Calculator_Triangle.php on line 2346