HARD!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
<span>If the radius of a circle is doubled in length, the circumference of the circle is <span>B. doubled.
</span>C = 2</span><span>πr - this is the equation for circle. So if you double the radius, its circumference also doubles.</span>
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Answer:
<em>The function to represent this relationship will be:
</em>
Step-by-step explanation:
varies inversely with
. That means......
where
is a proportional constant.
Given that, when
, then 
Plugging these values into the above equation, we will get.....

Now plugging this
into equation (1).....

So, the function to represent this relationship will be: 
Answer:
9
Step-by-step explanation:
6a=54
a=54/6
a=9