Surface Area of a Cylinder=2πr2+2πrh. Find the exact surface area of a cylinder with diameter 8 cm and height 28 cm

asked Apr 11, 2022 121k views

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Surface Area of a Cylinder=2πr2+2πrh.

Find the exact surface area of a cylinder with diameter 8 cm and height 28 cm

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3 votes

The answer is 804.25 because radius=half

Tangie answered Apr 11, 2022

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3 votes

Answer:

SA ≈ 804.25

Explanation:

SA =2πrh+2πr2

=2·π·4·28+2·π·42

≈804.24772

r (radius) is half of a diamater

Baczek answered Apr 16, 2022

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