Answer:
$44,998.85
Step-by-step explanation:
Price of the car = $42,055
Tax = 7%
Total cost = Price of the car + amount of tax
= 42,055 + 7% of 42,055
= 42,055 + 7/100 * 42,055
= 42,055 + 0.07 * 42,055
= 42,055 + 2,943.85
= 44,998.85
Total cost = $44,998.85
Answer:

Step-by-step explanation:
Let the side length for the octagon having 9m² as area = x
Side length for the octagon having area of 25m² = y.
Thus:
(area of similar polygons theorem)
The scale factor of their sides would be
. Which is:



Scale factor of their sides = 
Answer:
79 is the value
Step-by-step explanation:
So the equation is f(x)=36*(.5)^8, since your principal worth is 36 and it depreciates by 1/2 each year, which is 14 cents.
Answer:
254.47 to the nearest tenth is 254.5mm
Step-by-step explanation:
Hey! here's explanation:
A= π x r^2 (squared)
so A = π x 9mm^2
which gives you the answer of 254.47
TO THE NEAREST TENTH IS 254.5!
*hope this helps!*