Please help me out with this question!

Urgent? will give brainliest to the first correct answer what is the area of the figure?

Which angle of rotation is an angle of rotational symmetry for all figures?

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! "?