Syvum Home Page

Home > Contributions > Math Puzzle & Brain Teaser >

Home > Puzzles & Brain Teasers > The String on the Cylinder

Puzzles & Brain Teasers



The String on the Cylinder

Contributed by Raymond Lu

puzzle : string on the cylinder

A cylinder 72 cm high has a circumference of 16 cm. A string makes exactly 6 complete turns round the cylinder while its two ends touch the cylinder's top and bottom. How long is the string in cm?  

Hint      


Contact Info © 1999-2017 Syvum Technologies Inc. Privacy Policy Disclaimer and Copyright