computergeek123
PLEASE HELP!!!!!!



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ghazi
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surface area of cone+ surface area of hemisphere= entire surface area

waterineyes
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\[SA = \pi r l + 2 \pi r^2\]

waterineyes
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We will not include Surface Area of cone for circular part..

computergeek123
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5.8π square inches ?

waterineyes
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Let me check then..

waterineyes
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\[SA = 3 \pi +1.125 \pi = 4.125 \pi\]

computergeek123
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Agh! yeah it appears I did it two different ways and 4.125 and 5.1 were my two answers. _lol thanks

waterineyes
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Welcome..

ghazi
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surface area of cone= pi*r*sqrt (r^2+l^2) and surface area of hemisphere= 2*pi*r^2

ghazi
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yea agreed!!

ghazi
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it's cool :)