A cylindrical can of tennis balls holds a stack of three tennis balls so that they touch the can at the top, bottom, and sides. The radius of each tennis ball is 1.25 inches. Find the volume inside the can that is not taken up by three tennis balls. round to the nearest tenths.

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Solve for n? [tex]z = \frac{3}{4} mn[/tex]