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:
160 inches
Step-by-step explanation:
An octagon has 8 sides;
20*8=160
Answer:
try A!
Step-by-step explanation: