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Mathematics 19 Online
OpenStudy (gokuporter):

http://prntscr.com/6dp4f6

OpenStudy (xapproachesinfinity):

well just multiply the surface area by 1/2 to get the scaled image

OpenStudy (xapproachesinfinity):

in other words 176x 1/2

OpenStudy (gokuporter):

88

OpenStudy (xapproachesinfinity):

looks good

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