I need help with the perimeter The floor of a small bedroom is made up of 140 square tiles. Each tile measures 20cm on the side.

how large is the floor area of ​​the bedroom?

Hey mate here is the answerthe correct answer is b may it will you

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.