To find:
The lateral area and surface area of the cone.
Answer to Problem 15PPS
The lateral area of cone is
Explanation of Solution
Given information:
A cone with diameter
Calculation:
The lateral area of cone is
Radius of the base is
So, the radius of the base of a cone is
The height is
Find the slant height.
The lateral area of cone is
The surface area of cone is
Hence, the lateral area of cone is
Chapter 12 Solutions
Geometry, Student Edition
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- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning