gingerkgipson
A cone has a circular base with radius 50 cm and slant height 90 cm. Find the surface area.



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gingerkgipson
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do I use 3.14 times 50 times 90???

nickymarden
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Total area?

nickymarden
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Area of the base + Lateral Area.

gingerkgipson
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It only says find the surface area.

nickymarden
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thats right.

nickymarden
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A = pi x r x g

gingerkgipson
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A=3.14*50*90???

nickymarden
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yeees, i just gave u the formula and said u were right.

gingerkgipson
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ok just making sure! Thanks!!!