Circumference 4278

An inscribed circle is also described as an equilateral triangle with a side length of 8 cm. How many cm is the circumference of the inscribed circle smaller than the circumference of the described circle?

Correct answer:

x =  14.5104 cm

Step-by-step explanation:

a=8 r1=3/6 a=3/6 82.3094 r2=3/3 a=3/3 84.6188 x=2π r22π r1=2 3.1416 4.61882 3.1416 2.3094=14.5104 cm

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

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