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17 votes
Find the total surface area of this cylinder.

Please help! I’ve tried many answers and formulas but I still can’t get the correct answer

Find the total surface area of this cylinder. Please help! I’ve tried many answers-example-1
User Bjorn Roche
by
2.9k points

2 Answers

17 votes
17 votes

Explanation:

We know that

Radius = Diameter/2

Radius = 24/2

Radius = 12 cm

Now,

TSA of cylinder = 2πr(h + r)

=> 2 × 22/7 × 12(18 + 12)

=> 44/7 × 12 × 30

=> 15840/7

=> 2262.8 cm²

User Dbrekelmans
by
3.0k points
18 votes
18 votes

Answer:

2261 meter^2

Explanation:

I rounded it up but if you need the full thing its 2261.94671 m^2

User Marcelo Lujan
by
2.6k points