In 3.55, determine the perpendicular distance between cable AE and the line joining Points D and B. PROBLEM 3.55 The triangular plate ABC is supported by ball-and-socket joints at B and D and is held in the position shown by cables AE and CF. If the force exerted by cable AE at A is 55 N, determine the moment of that force about the line joining Points D and B.

INSTRUCTOR'S SOLUTIONS MANUAL TO ACCOMPANY A FIRST COURSE IN THE FINITE ELEMENT METHOD FIFTH EDITION DARYL L. LOGAN Contents Chapter 1 1 Chapter 2 3 Chapter 3 23 Chapter 4 127 Chapter 5 183 Chapter 6 281 Chapter 7 319 Chapter 8 338 Chapter 9 351 Chapter 10