Answer:
A. 
B. 
Step-by-step explanation:
A. 
Where,


Plug in the values to get a polynomial that represents the area of the tool




B. To find area, when x = 4.5 in, plug in the value of x into the equation for the area of the tool.





Answer:
Step-by-step explanation:
For Mr Rowley,
Ratio of Number of home works to the number of exit tickets =
= 
= 6:7
For Ms Rivera,
Ratio of Number of home works to the number of exit tickets = 
= 
= 6:7
Since, both the ratios are same, fractions will be proportional.

Answer:
sugar| cookies
(cups) | (dozens)
1 | 2.5
2 | 5
3 | 7.5
4 | 10
Goes up by 2.5 each time
Not sure if this is what you want
Step-by-step explanation:
equation is y = 2.5x
X = 3 and x = 4 will make the polynomial = 0
answer
C. 3 and 4