A) \[{{60}^{o}}\]
B) \[{{180}^{o}}\]
C) \[{{0}^{o}}\]
D) \[{{120}^{o}}\]
Correct Answer: A
Solution :
[a] Staggered form is produced when rear arrangement of groups is rotated as angle of over front arrangement of group.You need to login to perform this action.
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