Given cos a = .34 find angle a in degrees. round your answer to the nearest hundredth

Find the quotient. 50a2 – 98b2 -5a +7b

The measure of an angle is 117°. what is the measure of a supplementary angle?

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.