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The radius of a cylinder is multiplied by 3. What effect does this have on the volume? the volume will be multiplied by ____.

Respuesta :

olumideolawoyin

Answer:

9

Step-by-step explanation:

Volume of a cylinder = πr^2h

If the radius is multiplied by 3 then the new volume V = π × (3r)^2 × h

= π × 9 × r^2 × h

= 9( πr^2h)

It means the volume will be multiplied by 9

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