The number of songs enjoyed by the band Metallica by a sample of six teachers is also below. 2,13,5,11,3,14. What is the mean of this sample? (line over the x) X=? What is the standard deviation of this sample? S=?

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

Can someone me with these two circle theorem questions asap?

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.