The formula for finding the volume of a cone is V = 1/3 x pi x r^2 x h. Using the information given, you would have the following problem to calculate: 1/3 x 3.14 6 x 6 x 18. The volume is approximately 678.24 cubic cm or 216 pi cm^3. You would give you answer as V = 216 pi cm^3.
Get two coordinates from the graph
(0,1) and (1,3)
Use them to find gradient
(3-1)/(1-0)=2
7P2, so 42 ways - permutation method since the order of choosing matters (chair and vice chair)
