gia is thinking of an number which she calls n she adds 4 to the number and then doubleswhat is gia's final number if her starting number is 9

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective