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WINSTONCH [101]
3 years ago
13

NASA is painting the nose cone of a sounding rocket with a special sealant which reduces the air-drag on the rocket. If they nee

d to do two coats of the sealant, how many square feet are they painting? Use π = 3.14.
Mathematics
1 answer:
crimeas [40]3 years ago
4 0

Answer:

The formula for the lateral surface area (LSA) of a right cone is:

LSA = π x r x l

where: r as radius, and l as the slant height of the cone

If NASA need to do two coats of the sealant, the number of square feet that they are painting is: 2 x LSA = 2 x π x r x l

Step-by-step explanation:

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