Suppose mybook sent out 2100 surveys. which of these numbers of surveys being returned would prevent nonresponse bias? a.2100 b.950 c.21 d.190

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles