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Mathematics 22 Online
OpenStudy (katherinkoon):

will medal. A cube and the net for the cube are shown. What is the surface area of this cube? A. 48 mm2 B. 64 mm2 C. 112 mm2 D. 384 mm2 https://static.k12.com/calms_media/media/198500_199000/198517/2/48d9106195e132728000e496f38a0f7372a95d2a/26799-000575-7.jpg

OpenStudy (katherinkoon):

i think it's a

OpenStudy (misssmartiez):

SA: \[6x ^{2}\]

OpenStudy (katherinkoon):

so it's b

OpenStudy (katherinkoon):

it doesn't say

OpenStudy (misssmartiez):

Hm, so it would most likely be regular SA. The answer would be 6x(exponent)2.. Which is 6 x 8 (exponent two)..

OpenStudy (misssmartiez):

Ok, so, lets do it step by step.

OpenStudy (katherinkoon):

ok i get it thanks

OpenStudy (misssmartiez):

0k, remember cube = equal sides,

OpenStudy (misssmartiez):

and the net has 6 squares in all

OpenStudy (misssmartiez):

P E M D A S 8 x 8 = 64. 6 x 64 = 384.

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