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anonymous
 one year ago
HIII PLZ HELP ME
anonymous
 one year ago
HIII PLZ HELP ME

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Sure what do you need

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Find the area of the annulus in the concentric circles (one with radius 4cm and the other with radius 11cm) shown below. Leave answer in pi formdw:1439499583770:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The formula for area of circle is, Area equals Pi times r times r

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Try to figure out each of those circles now

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0true but what does annulus mean??

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0In greek it means little ring, you must find areas of both of those radius

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so 16pi cm and 121pi cm?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So Pi times 4^2 and Pi 11^2
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