Answer:
12???
Step-by-step explanation:
Answer:

Step-by-step explanation:
Curved surface area=
where R is radius and H is height
Since H=6R then curved surface area=
Therefore,
and making R the subject

Therefore, H=6R=6*3.000604=18.00362 m

Therefore, 
True
Lengths are preserved during a reflection, meaning it is rigid.
1.65
You can use a calculator or use long division