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Mathematics 10 Online
OpenStudy (anonymous):

FAN AND MEDAL https://i.gyazo.com/539d58c30a71b6b6d36da22e49def8fe.png I think it is D, am I right

OpenStudy (nottim):

you know the formula for the surface area of a rectangular prism?

OpenStudy (anonymous):

Yes 2B+L B being the base and L being the lateral faces all summed up

OpenStudy (nottim):

You might want to look at http://www.math.com/tables/geometry/surfareas.htm The second result down.

OpenStudy (anonymous):

So it'd be 2AB which would be, by this picture, 2*3*0.5?

OpenStudy (nottim):

It's not 2AB

OpenStudy (nottim):

All cubes are rectangular prisms, all rectangular prisms are not cubes.

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