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Mathematics 11 Online
OpenStudy (anonymous):

How much cardboard is needed to make an open rectangular box with a base 8 in, 4in, and height of 3 in.?

OpenStudy (anonymous):

you should find the surface area of the box, an open one = (8x4)+2(8x3)+2(4x3)

OpenStudy (anonymous):

I just need my answers checked... I got 104 in. ^2

OpenStudy (anonymous):

32 + 48 + 24= 104 in^2

OpenStudy (anonymous):

Yay so I'm right.. correct?

OpenStudy (anonymous):

of course

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