3 years ago

Item 1

Mathematics

1 answer:

frutty [35]3 years ago

7 0

Answer:

Step-by-step explanation:

r=4 m

slant height l=5 m

surface area=πr²+πrl=πr(r+l)=π×4(4+5)=36 π m²≈113.1 m²

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