A) \[80{}^\circ \]
B) \[55{}^\circ \]
C) \[45{}^\circ \]
D) \[90{}^\circ \]
Correct Answer: A
Solution :
(a): Third \[\angle le=180{}^\circ -55{}^\circ -45{}^\circ =80{}^\circ \]You need to login to perform this action.
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