A) \[{{80}^{o}}\]
B) \[{{120}^{o}}\]
C) \[{{100}^{o}}\]
D) \[{{160}^{o}}\]
Correct Answer: A
Solution :
\[GF||HI\]and GH is the transversal line. So, \[\angle FGC=\angle CHI\](Alternate interior angles) \[\therefore \] \[\angle CHI={{80}^{o}}\]You need to login to perform this action.
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