A) \[{{90}^{{}^\circ }}\]
B) \[{{80}^{{}^\circ }}\]
C) \[{{100}^{{}^\circ }}\]
D) \[{{150}^{{}^\circ }}\]
Correct Answer: C
Solution :
(c): \[\Rightarrow \]\[x+{{10}^{{}^\circ }}={{70}^{{}^\circ }}+{{40}^{{}^\circ }}\] \[\Rightarrow \] \[x={{100}^{{}^\circ }}\]You need to login to perform this action.
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