Question

can someone please help me i need a good grade and i need to show my work so please help and write it out

Answer 1

Answer:

21.98 (d=7)

56.52(r=9)

31.4 = (r=5)

Step-by-step explanation:

pie* d = c

Answer 2

It’s r =9 because that’s the only one that calculates to that suggested answer.