Surface area of the cylinder = 816.4 sq. ft.
Solution:
Height of the cylinder = 21 ft
Diameter of the cylinder = 10 ft
Radius of the cylinder = 10 ÷ 2 = 5 ft
Use the value of
= 3.14
Surface area of the cylinder = 
Substitute the given values in the surface area formula, we get
Surface area of the cylinder 

ft²
Hence the surface area of the cylinder is 816.4 sq. ft.
Answer:
The $3.20 one
Step-by-step explanation:
The $3.20 one is cheaper because you get more.
Answer:
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15 miles is how far she has to go. I think you have a Typo
What pair of fractions? I will be able to help i just need to know what fractions to use :)