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gabbyalicorn
 one year ago
What is the surface area of the prism?
A.
82 yd2
B.
90 yd2
C.
96 yd2
D.
108 yd2
gabbyalicorn
 one year ago
What is the surface area of the prism? A. 82 yd2 B. 90 yd2 C. 96 yd2 D. 108 yd2

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gabbyalicorn
 one year ago
Best ResponseYou've already chosen the best response.0https://www.dropbox.com/s/1qmyhpcjs11vm6p/Screenshot%2020150606%2014.29.21.png?dl=0

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0here we have two rectangle triangles like this: dw:1433626232605:dw the area of each of such triangle is: A=(3*4)/2=...

gabbyalicorn
 one year ago
Best ResponseYou've already chosen the best response.0i got 6 then since u said there was two then 6 x 6 ? or 6 plus 6

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0we have 2 of such triangles, so the corresponding area is:6+6=...

gabbyalicorn
 one year ago
Best ResponseYou've already chosen the best response.0oh crap im sorry your right lol i dont know what i was thinking XP

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0now, we have one rectangle like this: dw:1433626488374:dw which is the base of your prism. The area of that rectangle is: 3*7=...

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0now, we have another ectangle like this: dw:1433626580385:dw and its area is: 5*7=...

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0finally, we have this rectangle: dw:1433626641337:dw and its area is: 4*7=...

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0correct! So the total area is: 6+6+21+35+28=...

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0that's right! area = 96 yd^2
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