11. Stations E, C, D are three triangulation shore signals whose positions were determined by the angle W = 146 30' (interior angle ACD). The sides EC is 1200m and the side CD is 965m. A sounding at F was taken from a boat and the angle EFC was observed to be 28°15' while angle CFD was determined to be 22 30'. Points ECDF (clockwise) formed a quadrilateral and line CF divides this quadrilateral into two triangles. Hint: Plot the four stations starting at point E. The bearing of line CE is N 30°00' E. What is the value of iangle X (interior angle CEF)? a) 85°34' 30 23' c) 78°45' 12. In item number 11, the value of Y (interior angle CDF) in nearest to 82 22 b) 65°34' c) 76°40' 13. In item number 11, the length of line EF is nearest to a) 2750.46m F 2402.39m c) 2506.89m 14. In item number 11, the length of line FD is nearest to 14-15, thank you a) 2634.60m b) 2467.79m c) 2437.26m 15. In item number 11, the length of line CF is nearest to a) 2499.32m b) 2889.45m c) 2678.23m

11. Stations E, C, D are three triangulation shore signals whose positions were determined by the angle W = 146 30' (interior angle ACD). The sides EC is 1200m and the side CD is 965m. A sounding at F was taken from a boat and the angle EFC was observed to be 28°15' while angle CFD was determined to be 22 30'. Points ECDF (clockwise) formed a quadrilateral and line CF divides this quadrilateral into two triangles. Hint: Plot the four stations starting at point E. The bearing of line CE is N 30°00' E. What is the value of iangle X (interior angle CEF)? a) 85°34' 30 23' c) 78°45' 12. In item number 11, the value of Y (interior angle CDF) in nearest to 82 22 b) 65°34' c) 76°40' 13. In item number 11, the length of line EF is nearest to a) 2750.46m F 2402.39m c) 2506.89m 14. In item number 11, the length of line FD is nearest to 14-15, thank you a) 2634.60m b) 2467.79m c) 2437.26m 15. In item number 11, the length of line CF is nearest to a) 2499.32m b) 2889.45m c) 2678.23m

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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