Sierra is working as a costume designer, creating hats for a movie set in the 1930's. Each of the hats will have a ribbon around the hat that needs to be 6 inches longer than the circumference of the hat. If the diameter of the hat is three inches, how much ribbon will she need for each hat? Round your answer to the nearest tenth.

the answer is y = 11.54

hope this : )

answer: this is not a question

step-by-step explanation: this is a answer

the correct answer would be c

question

why are the following expressions not monomials?

1) 3cd^x

a. the variable is in the denominato

2) x+2w

c. the expression is not a product.

3) 3/h

a. the variable is in the denominator

4) ab^-1

c. the expression is not a product.

hope this !