question_answer

PQ and RS are two chords of the circle such that \[\mathbf{PQ}\text{ }=\text{ }\mathbf{8}\text{ }\mathbf{cm}\] and \[\mathbf{RS}\text{ }=\text{ }\mathbf{16}\] \[\mathbf{PQ}\text{ }\parallel \text{ }\mathbf{RS}\]. If the distance between PQ and RS is 4 cm, then _________

A) \[ON\text{ }=\text{ }5\text{ }cm\]                                 

B)  \[radius\text{ }=\text{ }4\text{ }cm\]

C)  \[OM=8.5\,cm\]                                    

D) All the above

E)  None of these