Answer:

Step-by-step explanation:
To solve this problem, we can use the area of a circle formula:

<em>A = area</em>
<em>r = radius</em>
Lets plug the values into the equation:
Calculate 
Multiply
and 9 together

The area of the truck wheel is 
the second one
Step-by-step explanation:
Answer:
Determine the range of the function graphed above
[ 0,4 ]
[4, infinite)
(-infinite, 4]
[ -4,0 ]
Step-by-step explanation:
Answer:
x = 7
Step-by-step explanation:
3x - 4 = 2x + 3
3x - 2x = 3 + 4
x = 7.