12.1a Lateral Area of a Cone

Two methods of deriving the lateral area of a cone are presented: (1) Finding the limit of the lateral area of a regular n-gon pyramid as [math]n\to\infty[/math]. (2) Cutting and flattening the lateral surface to form a sector.
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soongy —

 
Materialetype
Arbejdsark
Tags
area  cone  lateral  pyramid 
Målgruppe (alder)
11 – 14
Sprog
English (United States)
 
 

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