Triangle PQR is inscribed in a circle. If PQ = 4 cm, \[{{240}^{o}}\], – McqOptions

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1.	Triangle PQR is inscribed in a circle. If PQ = 4 cm, \[{{240}^{o}}\], then QR is equal to
A.	4cm
B.	8cm
C.	6cm
D.	cannot be determined from given data
Answer» B. 8cm

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