linaachristinee linaachristinee

16-04-2017
Mathematics

contestada

which of the following is the surface area of a cube with a side length of 9cm

Respuesta :

16-04-2017

Area= 6a^2
6times 9^2
486 cm^2

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jdoe0001 jdoe0001

16-04-2017

one may note, you're missing info in your posting

but in any case, notice the picture below, a cube has all sides equal, and notice, is just 6 rectangles stacked up at the edges, and each is a 6x6

Ver imagen jdoe0001

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