Find the distance between the points (7,4) and (3,7)

Which number line represents the solution set for the inequality - x 24?

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.