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02-08-2021
Mathematics

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look at the question below in the image

look at the question below in the image class=

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Аноним Аноним

02-08-2021

Answer:

117.8

Step-by-step explanation:

Surface area of a cone = πrl+πr², where r = radius and l = slant height

πrl

= π×3×9.5+π×3²

= 75π/2

= 117.8 (rounded to the nearest tenth)

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