A) \[{{120}^{o}}\]
B) \[{{60}^{o}}\]
C) \[{{90}^{o}}\]
D) \[{{180}^{o}}\]
Correct Answer: A
Solution :
\[\angle x=\angle y=\angle z=\frac{{{90}^{o}}}{3}={{30}^{o}}\] \[\angle w+\angle x={{90}^{o}}+{{30}^{o}}={{120}^{o}}\]You need to login to perform this action.
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