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DIAMETER







                    A





                 O    Centre                         01
              Diameter
                AB


                    B





                DIAMETER
                                                                               A
               A line segment that joins
               any two points on the                 02                      P                    Q
               circle and passes through                                         Centre
               its centre is called a
               diameter.                                                                       B
                                                                                       N


                                                                                    NUMBER


                                                                          Infinite number of
                                                                           diameters can be

                Diameter MN                                                drawn in a circle.
                                                     01
         M                     N                     03
             Radius OM O Radius ON
                   Centre                                                   As the radii of a
                                                                          circle are equal in
                                                                       length, its diameters

                                                                            too are equal in
                                                                                       length.
                 LENGTH


             The length of the diameter of a
             circle is twice the length of its
             radius.
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