Hello from MrBillDoesMath!
Answer:
81 ft^2
Discussion:
The area of a square is (length of a side)^2. In this case,
Area = 9^2 = 81
Regards,
MrB
P.S. I'll be on vacation from Friday, Dec 22 to Jan 2, 2019. Have a Great New Year!
how many numbers does the spinner have on it?
Answer:
0.18
Step-by-step explanation: Converting the fraction 2/11 into a decimal is very easy. To get 2/11 converted to decimal, you simply divide 2 by 11.

A=future amount
P=present amount
r=rate in decimal
n=number of times per year compounded
t=time in years
given
P=455
r=4%=0.04
n=1
t=2



A=492.128
round
$492.13
3rd option