9th Class
Mathematics
Geometry
Question Bank
Geometry
question_answer
Two concentric circles with centre 0 have P, Q, R, S as the points intersection with the line l as shown in the figure. If \[\mathbf{PS}\text{ }=\text{ }\mathbf{16}\text{ }\mathbf{cm}\] and \[\mathbf{QR}\text{ }=\text{ }12 \mathbf{cm}\] then the lengths of _________