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Mathematics 9 Online
OpenStudy (anonymous):

help.. im lost http://media.education2020.com/evresources/2004-06-01-03-00_files/i0280000.jpg find the surface area

OpenStudy (anonymous):

Well, if we "unfolded" this rectangle, it would look something like this, right? (attached picture) Following me so far?

OpenStudy (anonymous):

yea probbably? haha

OpenStudy (anonymous):

wait i got it!! i think.

OpenStudy (anonymous):

is 468mm^2 correct?

OpenStudy (anonymous):

Yup, that's what I got.

OpenStudy (anonymous):

thanka!

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