A post is put every 6 feet along a rectangular fence that is 42 ft long and 36 ft wide. How many posts are needed?
2 answers
Is it a rectangular "fence" or a rectangular "field?"
sketch a "smaller" rectangle,
e.g. 12ft by 18ft
and put an X every 6 ft
count the X's along each side,
generalize what you need for a 42 by 36 rectangle.
e.g. 12ft by 18ft
and put an X every 6 ft
count the X's along each side,
generalize what you need for a 42 by 36 rectangle.
8 answers