Answer:
The radius of the circle with the circumfrence we need to find is 15+3=18.
18*2pi=113.04
Answer:
2
Step-by-step explanation:
For the first question, simply plug in the value of 3 into the polynomial question. The final answer is your volume of the hot water tub.
For the second question, you can figure out that x = -5 is not a real root because it does not touch or cross the x axis.
If it does it would be an solution.