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CBSE Class 10 Answered

An ant is sitting on the base of a cone with slant height 'l' and radius of base as 'r'. What is the minimum distance that the ant has to cover if it wants to complete one full turn about the axis and retuurn back to its original position, provided that the ant can only move along the external curved surface of the cone and along the circumference of the cone but not on the base itself.
Asked by Tarun Rath | 06 Dec, 2013, 04:04: PM
answered-by-expert Expert Answer
Answered by Vimala Ramamurthy | 06 Dec, 2013, 09:34: PM

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