xXSilverWingXx xXSilverWingXx

09-05-2016
Mathematics

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A cylinder has a radius of 12m and a height of 8m. What is the approximate surface area of the cylinder? use 3.14 for Pi.

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BossLife123 BossLife123

09-05-2016

Simple, A=2πrh+2πr²=2π128+2π*12²=1507.96447m². If you want to round your answer, it would be 1507.96m²

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EmoAngel EmoAngel

09-05-2016

Surface Area = 2 × π × r × (r+h). So 2 × π × 12 × (12+8). Then 2 × π × 12 × 20. And then 480 π. And your answer is about 1507.

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