The circumference of a circle is 20.724 yards. What is the circle's diameter?

approximately 6.6 yards :)  

Step-by-step explanation:

6.6

Step-by-step explanation:

take pi as 3.14

formula for circumfurence is 2*pi*r

so 2r=20.724/pi

2r=6.6

since diameter is 2 radius, the diameter is 6.6

if you explain the the question more correctly i might be able to answer this better

step-by-step explanation:

you need to give us more information since we can't answer