I need help asap please (work needs to be shown)

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

If rt is greater than ba, which statement must be true ?

An account with a $250 balance accrues 2% annually. if no deposits or withdrawals are made, which graph can be used to determine approximately how many years will it take for the balance to be $282? it's e2020 ni️️as