Uma pirâmide tem por base um quadrado de lado 8 cm, a altura é 20 cm. Calcule a área total dessa piramide​

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.