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K J Somiaya Comprehensive College of education. PPT presentation of CAP
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K. J. SOMAIYA COMPREHENSIVE COLLEGE OF
EDUCATION, TRAINING AND RESEARCH
Total Surface Area of Cylinder
Presented by : Prerana Modi
Roll No. : 41
Subject : Mathematics
2010 -2011
CYLINDER
Surface Area of a Cylinder
Overview
Find the area of a circle
Find the circumference of a circle
Find the area of a rectangle
Find the surface area of a cylinder
Find the area of a circle
Area of a circle
2rA
Area of both circles
22 rA
Find the circumference of a circle
Circumference of a circle
rC 2
Find the area of a rectangle
Curved surface area of a cylinder
Curved surface area of a cylinder
lwA r2
l
w
h
Total surface area of the cylinder = Area of the 2 circles + Curved surface area of the
cylinder
+ +
The total surface area of a cylinder
Area Surface 22 r rh2
Find the total surface area of this cylinder
Find total surface area of this cylinder
Lets test your memory!!
Which two dimensions do you need to find the area of a cylinder?
What is the area of a circle? What is the length of the rectangle in a
cylinder? What is the breadth of the rectangle in the
cylinder? State the formula for total surface area of
a cylinder?