Respuesta :

Answer:

1.  c 31.4 r 5 d 10

3. r 1.75 c 10.99 d 3.5

4. r 4 c 25.12 d 8

5. r 100 c 628 d 200

Step-by-step explanation:

d = 2(r)

c= (2)pi *r