Question

Find the surface area of a cylinder with a height of 9 ft and diameter of 4

Answer 1

Explanation:

50.2654858683848

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Answer 2

Answer:50.2654812288

Explanation:

The two circles :

Sa = πr²

= π x 2²

= 12.5663706144

= 12.5663706144 x 2

= 25.1327412288

The rectangle :

C x h = 2πr

= 25.13274

= 25.13274 + 25.1327412288

= 50.2654812288