Page 24 - GEOMETRY
P. 24

D
                 r//r    r/r e,rr/     b +  b  2  r//2 2bb ,
                                         2
                   /r
            /r/ eoº               /// roº
                                                                                                     C
            /// soº               /// rnº
                                                                                         30º
     ,e     ,drrddrrdrddrrdddddrddrrrrrrrddddrrrdr:
                         ö 6x   ö  º    ö 2x    ö  º                                   30º          B
            r /xr 2r dn/º,r ÷ ø  5  +  6 ÷ r rdrr ÷ ø  3  +  30 ÷ rdddr rdd
                                                ø
                                ø
                                                                     /r/ r/2//
            rrrrddddrrdr:
                                                                     /// r/2//
                                               ö 6x   ö  º           /// //2//
                                     /xr2rdn/º,r ÷  +  6 ÷ r
                                               ø  5   ø              /// r/4//

            ö 2x    ö  º                                      rdd    ,dr /d/,rdd //rrdrrrrrdrrr/drdrrddrd/rdrdd
            ÷ ø  3  +  30 ÷ ø                                        rdrrr Ð /rdr2r/ dr,dr Ð dd/r2rre rrdrr Ð r//r2
                                                                     r, ,rrdddrrddrxrdrdrddr/rrd:
            /r/ ,ddddddd/
                                                                      /d/r    dd //r        r,rd/r
            /// o,rrdrrdrrd/                                              Ð /rdr2r/          Ð dd/r2rre r     Ð r//
                                                                     2rr, r     /r
            /// /rddrrrddddr/
                                                                     /r/re?                    ///r?,
            /// rdrdddd/
                                                                     ///ree                    ///re,
     ,?d    dddrdrrr/drdrdrddrrddrdrrddrddrrrrrrrddddrrdddd
                                                              r,d    ,dr r//,r/rrdrrr/drdrrddrr/rdrddrrdrrrr/r2r//
            rrrdrrdrrddrrddrrxdrrrdddrrdrrddrddrrrdr/drdr
            drndrrr:                                                 2r//dr,dr Ð /r/r2reo ,rrdddrrddrddrdrrdrddr Ð /
                                                                     rd:

                                                                      r//r    r/r   /r                      r/r2r//
                                                                     2r//r       Ð /r/r2reo r        Ð /r
            /r/ /rrrddddddrrd/
                                                                     /r/ren                ///r?o
            /// /ddderd/
                                                                     ///r?,                ///reo
            /// /ddrrdddd/
                                                              rrd    ,drrrrrrrddddrr//,r//rrdr/rdrrddrrrdr/rddrrdrr
            /// r,rrrd/                                              //r2rr/dr ,dr Ð /r/r 2rdddºrrdrr Ð r//r2r ?oº,
     ,s     rdrdrrdrrdrrrddddrddrrrrrrrddddrrdrddnºrrdrrddd          rdddrrddrddrdrrdrddr Ð r//rrdr:
            ddrrddrrdrdrrdrrd//ddrrdrrdddddrrdrrnºdrddddrrdd
                                                                          r//r    //r    /r                  //2r/
            drddrrrrdrrdddddrrrdr:
                                                                         Ð /r/2dddºr      Ð r//2?oºr       Ð r//r
                                    ddnºr
                      rnºr
                                                                     /r/ ,sº               /// rdº
            /r/ enº,reoº          /// eoº,renº
                                                                     /// rsº               /// rrº
            /// rnº,rsoº          /// noº,r?nº
                                                              rr     ,dr rddr drxddr drdrrd,r //2r/2r/,r Ð or/2?dºd
     rod    ,dr rddr dddddrrddr drdrrd,r rdrddr dddr ddr rdd
                                                                     ordrrrddrxrdrdrddrxr:
            drrrddddrrrdrddrrddrr?
                                                                                     //2r/2r/,r Ð or/2?dºr      rr
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