Oppervlakte: Verskil tussen weergawes
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Lyn 194:
== Sien ook ==
* [[Volume]]
* [[Sferoïde]]
==Verwysings==
{{verwysings}}
== Eksterne skakels ==
* [http://www.sengpielaudio.com/calculator-cross-section.htm Conversion cable diameter to circle cross-sectional area and vice versa]
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