You know that the diameter of a circle is twice the radius (d = 2r). Using this relationship, can you rewrite the formula for circumference using r instead of d? (the radius is 11)

Which of those sequences is a geometric sequence

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42