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Mathematics 20 Online
OpenStudy (ayyookyndall):

Help Needed!

OpenStudy (amistre64):

if we 'cut' the cone up the side and flatten it out, we see that it was constructed from part of a circle. if we find that part, we can determine the area. the side length is the radius of the representative circle, and the circumference of the base of the cone, represents the portion of the representative circle whose are we want. |dw:1430281495262:dw|

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