Circumference of Circle A is is 42pi.
It is the same for all circles. To find the circumference, one must use the constant equation of 2pir. This equation stays the same, no matter what.
step-by-step explanation:
descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.
therefore, the correct answer is d.
5050 i think