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A certain unsharpened cylindrical #2 pencil is 1/2 centimeter in diameter and 25 centimeters long. What is the pencil's surface area? 77 cm² O 8 cm² 40 cm² 0.3 cm²

A certain unsharpened cylindrical #2 pencil is 1/2 centimeter in diameter and 25 centimeters long. What is the pencil's surface area? 77 cm² O 8 cm² 40 cm² 0.3 cm²

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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**Question 10** A certain unsharpened cylindrical #2 pencil is 1/2 centimeter in diameter and 25 centimeters long. What is the pencil’s surface area? - ○ 77 cm² - ○ 8 cm² - ○ 40 cm² - ● 0.3 cm² *Answer Status: Incorrect* In this multiple-choice question, the selected answer is 0.3 cm², which has been marked incorrect. The question involves calculating the surface area of a cylindrical object using its dimensions. The pencil is described with a diameter and length, calling for the application of the formula for the surface area of a cylinder.
Transcribed Image Text:**Question 10** A certain unsharpened cylindrical #2 pencil is 1/2 centimeter in diameter and 25 centimeters long. What is the pencil’s surface area? - ○ 77 cm² - ○ 8 cm² - ○ 40 cm² - ● 0.3 cm² *Answer Status: Incorrect* In this multiple-choice question, the selected answer is 0.3 cm², which has been marked incorrect. The question involves calculating the surface area of a cylindrical object using its dimensions. The pencil is described with a diameter and length, calling for the application of the formula for the surface area of a cylinder.
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