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A Circus Tent is Cylindrical to a Height of 3 Meters and Conical Above It. If Its Diameter is 105 M and the Slant Height of the Conical Portion is 53 M, Calculate the Length of the Canvas 5 M - Mathematics

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Question

A circus tent is cylindrical to a height of 3 meters and conical above it. If its diameter is 105  m and the slant height of the conical portion is 53 m, calculate the length of the canvas 5 m
wide to make the required tent. 

 

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Solution

Given diameter = 105 m 

Radius = `105/2m=52.5m` 

∴ Curved surface area of circus tent `= pirl+2 pirh` 

=`22/7xx52.5xx53+2xx52.5xx3xx22/7` 

= 8745+990 

=` 9735m^2` 

∴  `"Length of the canvas equation for tent = Area of canvas/width of canvas"` 

`9735/5=1947m`

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Chapter 20: Surface Areas and Volume of A Right Circular Cone - Exercise 20.1 [Page 8]

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RD Sharma Mathematics [English] Class 9
Chapter 20 Surface Areas and Volume of A Right Circular Cone
Exercise 20.1 | Q 23 | Page 8
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