Here is a cd rack. one rack holds 25 cd's. david has 83 cd's. lin has 6 full racks of cd's. how many racks does david need to hold all his cd's?

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.