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Mathematics 8 Online
OpenStudy (anonymous):

Question deleted

OpenStudy (anonymous):

|dw:1408154919115:dw|

OpenStudy (anonymous):

Not sure I know what you mean... What's the context here? Cross-sectional area of what?

OpenStudy (anonymous):

of the shape i drew above. It is a gutter.

OpenStudy (anonymous):

Okay, I see. So does the gutter have any thickness? Or is it just like a folded rectangle like this, with zero thickness? |dw:1408155221431:dw|

OpenStudy (anonymous):

What do you mean by thickness?

OpenStudy (anonymous):

Like this:|dw:1408155386731:dw|

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