Find the measure of each exterior angle of the polygon. The measure of each exterior angle is what degrees

Me with this one question, and i'll upvote the brainliest answer

If you could answer these your a life saver

You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.