Hope you understand my working out.
Answer:
Your answer is A. good luck
Step-by-step explanation:
Slope can be found using the formula

.


Slope = 2
So the slope of the line that passes through that point is 2.
Hope this helps :)
Answer:
Volume = PI * radius^2 * height / 3
Volume = PI * 9^2 * 6 / 3
Volume = 3.14 * 162
Volume = 508.68
Source: http://www.1728.org/volcone.htm
Step-by-step explanation: