Answer:
Read the explanation
Step-by-step explanation:
look at the photo
C=πd where C=circumference, π=the constant pi, and d=diamter
d=C/π and since we are told that C=9π
d=9π/π
d=9
Answer:
d
Step-by-step explanation:
keep change flip
keep 6/7
change division to multiplication
flip 18/3 to 3/18
Answer:
3 : 1
Step-by-step explanation:
We have to compare the value of two sides.
Ratio of sides = 12 : 4 = 
= 3 : 1