Answer:
Probably the 1st picture.
Step-by-step explanation:
keep in mind, the center is 0.

<span>his average speed is </span>12 2/3 kilometers per hour
Answer:

Step-by-step explanation:
To find the area of the inner circle, we need to find its radius. Here, we can write the radius as 4 - x. Now, we can use the formula
:
A =
* 
We can expand the square:
A = 
Thus, the polynomial is
.
Hope this helps!
Answer:
x = 1
Step-by-step explanation:
Answer:
ok i will help you my children