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A tube of tennis balls has the following measures: a 4 diameter of 4 inches and a height of 8 inches. What is the surface area of the tube of tennis balls?

Respuesta :

rococo908

Answer:

40[tex]\pi[/tex] or 125.66

Step-by-step explanation:

Use the formula 2[tex]\pi[/tex]r² + 2[tex]\pi[/tex]rh

2[tex]\pi[/tex](2)² + 2[tex]\pi[/tex](2)(8)

8[tex]\pi[/tex] + 32[tex]\pi[/tex]

= 40[tex]\pi[/tex] or 125.66

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