Ireally need the answer to this.
date: 04/25/17

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

Can someone me and do the problem plz so i can understand it more better

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?