Answer:
The principal for the account is $375.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:

In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
The interest earned after 1 year is $12 .If the interest rate is 3.2% for account (A).
This means, respectively, that 
We want to find P.




The principal for the account is $375.
I am doing this test I will do it and I will give you the correct answer when I am done I think it's the last one but I am not sure soo wit an tell I finish the test
5 hours and 30 minutes ya que ambos trabajaran la mitad del trabajo
None since parallel lines never intersect.
I hope this helps!
Answer:
81π cm²
OR
≈254.34 cm²
Step-by-step explanation:
The area formula for a circle is π×r².
Since the radius of the pizza is 9, we get:
π×9²=
2×π×81=
81π or ≈ 254.34 cm²