The answer is (3,4) since x=3 and when the line is at x=3, it hits y=4. So the answer is (3,4).
We are going to find the plot where this coordinates are in the graph.
Your graph will be in the attachment below.
~Jurgen
Answer:226.2
Step-by-step explanation
Lateral= 2πrh
H=12
R=3
2*π*3*12=226.19
Round to nearest 10th is 226.2