Circumference 4420

In an isosceles triangle with a circumference of 36 cm, the height at the base is 12 cm. Calculate the length of the arm of a given triangle.

Correct answer:

r =  12 cm

Step-by-step explanation:

o=36 a=12 o = 2r+a r=(oa)/2=(3612)/2=12 cm



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Calculation of an isosceles triangle.
See also our trigonometric triangle calculator.

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