Surface area S of a cone is the equation below. Rewriting a formula Solve for the slant height L . p. 28 S = πr2 + πrl

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.

Sin(a)+cos(a)+cot(a)-1=2(csc(x)+1)