Find the lateral area of the cone. Use 3.14 for pi and round the result to the nearest whole unit.

The cone is on its side and the radius is 15cm and the length is 28cm

a 1,319 cm^2
b 2,639 cm^2
c 707 cm^2*****
d 2,026 cm^2

I need help desperately I am confused.

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1. http://www.math.com/tables/geometry/surfareas.htm

Try this. I hope it helps.

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posted by Reed
2. This does not help I am looking for lateral area

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posted by BUBBLES
3. A = pi * r * l
A = 3.14 * 15 * 28
A = 1318.8 cm^2

http://www.virtualnerd.com/pre-algebra/perimeter-area-volume/surface-area/lateral-surface-areas-examples/cone-lateral-surface-areas

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4. Thank you!

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posted by BUBBLES
5. can you please tell me how to find the exact surface area of a cylinder
my homework is due tomorrow and i need help now!!!

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posted by amber

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