Answer:20
Step-by-step explanation:
Answer:
81.8 kg
Step-by-step explanation:
QUESTION 1
The given circle has equation:

We can rewrite to obtain;

This is equation is now in the form;

Where (h,k)=(0,0) is the center of the circle and
is the radius.
QUESTION 2
The center of the circle is at (1,1) and passes through the point (4,5).
The radius of this circle is given by;




units.
We substitute into the formula;



Expand if you wish;



a) 1 bag is $2.99
b) 9 bags are $26.91.
$11.96/4 is 2.99
So one bag costs $2.99 and for any rest of number of bags we just multiply that number by 2.99!!
Hope this helps. :)
the 1st one is the right answer.