Why are the cross-sections of metal beams in the shape of the letter I instead of solid

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Why are the cross-sections of metal beams in the shape of the letter I instead of solid rectangles?

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Principles of Accounting

ISBN: 978-1133626985

12th edition

Authors: Belverd E. Needles, Marian Powers and Susan V. Crosson

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Question Posted: Aug 18, 2017 03:11 PM

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Why are the cross-sections of metal beams in the shape of the letter I instead of solid

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I beams have material r...View the full answer

Principles of Accounting

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