Page 96 - STEPS MATHEMATICS 4A
P. 96

Polygon divisions



                                                                             A 7-sided  polygon
      III!   Write how many heptagons you could  make                       is called a  heptagon.
             with this number of straws.
             a  14     b  56     c  21     d  49     e  35     f  63














                   decagon                      nonagon


              Copy and complete these sentences.
              Show any workings-out for each sentence.

              a  28  straws make         triangles with

              b  45 straws make          hexagons with

              c  54 straws make          pentagons with

              d  69 straws make          octagons with

              e  54 straws make          heptagons with
              f  85 straws make          decagons with

              g  60 straws make          nonagons with


              Write a  sharing story for this division.     40*7


              Work out the answers to these in  your own way.

                  23*3                                    47  * 5           59*9



              Look for clues to help you complete these.

              0       °i  f n               b      n rn


                 -54(fexD)                     -%35(7xa)                    -QQ(a*a)
                                                   a                              5
   91   92   93   94   95   96   97   98   99   100   101