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The slant height, l, of a cone with a surface area of 500π ft2 and a radius of 15 ft. l = ft
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The slant height, l, of a cone with a surface area of 500π ft2 and a radius of 15 ft.

l =
ft

User Rob Welan
by
8.1k points

2 Answers

2 votes

Answer:

275 ft

Step-by-step explanation: correct of edge2020

User Stavros Koureas
by
7.8k points
2 votes
Surface area = πr(r + l)
500π = 15π(15 + l)
100 = 3(15 + l)
100=45+3l
100-45=3l
55=3l
l=55/3
l=18.3ft to one decimal place
User Avaan
by
8.7k points
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User Hackbod
asked Dec 7, 2019 231k views
To find the slant height, l, of a cone with a surface area of 500π ft2 and a radius of 15 ft.
Hackbod asked Dec 7, 2019
by Hackbod
8.8k points
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