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If n = number of members andy = number of joints, then for a perfect frame, n =________________?
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If n = number of members andy = number of joints, then for a perfect frame, n =________________?
A. j-2
B. 2j-l
C. 2/-3
C. 3/-2
E. 2/ -4
Correct Answer:
2/-3
✔
Last Updated:
January 25, 2019