A45- 45- 90 triangle has a hypotenuse of length 18 units. what is the length of one of the legs? if necessary, round your answer to two decimal places.

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9