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24 votes
24 votes
The new cylinder can has a radius of 5cm and a height of 9cm how many centimeters of aluminum will it take to make this new cylinder can

User OverStack
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1 Answer

13 votes
13 votes

Answer:

439.8 cm²

Explanation:

The new cylinder can has a radius of 5cm and a height of 9cm how many centimeters of aluminum will it take to make this new cylinder can

We are to find the Total Surface Area of this cylinder

The formula is given as:

A=2πrh+2πr²

A =2× π × 5 ×9 + 2 × π × 52

= 439.82297 cm²

Approximately = 439.8 cm²

It would take 439.8 square centimeters of aluminum to make this cylindrical can

User ZengJuchen
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3.0k points
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