Answer:
56.52
Step-by-step explanation:
c=2
r
C=2*3.14*9
C=56.52
1 gallon (it’s stayed in the question)
Answer: S=135
Step-by-step explanation:
Here is the link I'm sure its the right answer.
https://www.algebra.com/algebra/homework/word/finance/Money_Word_Problems.faq.question.947939.html
Answer: 13
Step-by-step explanation:
If you remember the quadratic equation formula;

You can easily extract what is under the root to find the discriminant.

a = 3
b = 7
c = 3
