Please help! Directions in pic! ​

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Consider the following function. which of the following graphs corresponds to the given function? w. x. y. z. a. z b. y c. x d.