Answer:
Step-by-step explanation:
We know that the survey has 8 items, that means we can use the factorial number, because it's a simple permutation.
Using a factorial we have
where , which is the total number of items.
Therefore, there are 40,320 ways to answer the survey, or 8! ways.
18ft
21-3=18
Please have a look at diagram attached.
We can use Pythagorean theorem to find lenght of each wire.
x^2 = 16^2 + 12^2
x^2 = 256 + 144
x^2 = 400
x = 20
Lenght of one wire is 20
Hence lenght of two wires would be 20 * 2 = 40 feet : Answer
Hope it will help you :)
Ans =$30
FOR APEX - Financial Literacy.
The Answer is Car Loan.