Polygon
draw the dilation of abcd using center a and scale factor 1/2​

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.

There is 240 red cars and there is 400 blue cars because 240/3=80 and 80*5=400