A) \[50{}^\circ \]
B) \[80{}^\circ \]
C) \[110{}^\circ \]
D) None of these
Correct Answer: B
Solution :
(b): \[\angle p=\angle q\] \[q+p+20{}^\circ =180{}^\circ \] \[\therefore \,\,\,2p+20{}^\circ =180{}^\circ \] \[\Rightarrow \,p=80{}^\circ \]You need to login to perform this action.
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