Find the area and the circumference of a circle with diameter of 9 m. do not round the the answer

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Which set of side lengths form a right side? a) 3ft,6ft,5ft b)50 in,48in,14in c)53m,48m,24m d)8cm,17cm,14cm

Walter is to make cookies for a basketball tournament. he's made 15 cookies so far. his coach asked him to make at least 20 cookies but no more than 55. solve the inequality and interpret the solution. 20 ? x + 15 ? 55