Use the pythagorean theorem to prove whether or not each set of numbers represent the side lengths of a right triangle. in your final answer, include your proof. a. 6, 12, and 15 b. 5, 12, and 13 you! : )

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?