In the shown triangle PQR, find the value of \[\alpha \]

1.	In the shown triangle PQR, find the value of \[\alpha \]
A.	\[50{}^\circ \]
B.	\[65{}^\circ \]
C.	\[80{}^\circ \]
D.	\[100{}^\circ \]
E.	None of these
Answer» D. \[100{}^\circ \]

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In the shown triangle PQR, find the value of \[\alpha \]

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