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Vorlage:Kurzinfo-2

Stift.gif   Task

The three circles with the centers A, B and C respectively touch the two other points. Calculate the perimeter U and the area A of the colored structure as a function of the line length s = \overline{AB}

Kreissektor.jpg


bitte warten


bitte warten




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See also: Using the Formel-Applet

Information icon.svg Solution

 U =   2sπ/3+s    (Select the red area to see the solution)

 A =   (s²*3^0,5)/4 - 2*(s²π/6-(s²*3^0,5)/4    (Select the red area to see the solution)