# 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 $n\to\infty$. (2) Cutting and flattening the lateral surface to form a sector.

Resource Type
Activity
Tags
area  cone  lateral  pyramid
Target Group (Age)
11 – 14
Language
English (United States)

GeoGebra version
4.2
Views
3126

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