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Math Help - volume of a prism

  1. #1
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    volume of a prism

    hi, i nned to work out the volume of this prism:



    the diagram shows a prism of length 20cm.
    The cross section is a parallelogram as shown.

    i don't really know how to work out the volume of this so some help would be gratefully recieved!!!

    im unsure but would i do cross section x length??

    thanks!!
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  2. #2
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    Hi andyboy179,

    Volume of prism = area of base x height. area of base = 100 sq units. Height is not defined.
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  3. #3
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    ok, so would it be 6x5=30?
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  4. #4
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    oh then 30x20=600! thanks!
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