when finding the forces on joint B, the example showed a pythagorean triangle, sides (5,12, and 13) corresponding to the BAC triangle formed around joint B, with Force(By) being 1500N. The side opposite the angle at point B is 375mm; where did the "5" come from, and subsequently 12 & 13

when finding the forces on joint B, the example showed a pythagorean triangle, sides (5,12, and 13) corresponding to the BAC triangle formed around joint B, with Force(By) being 1500N. The side opposite the angle at point B is 375mm; where did the "5" come from, and subsequently 12 & 13

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter9: Moments And Products Of Inertia Of Areas

Section: Chapter Questions

Problem 9.13P: Figure (a) shows the cross section of a column that uses a structural shape known as W867...

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