Measurements:

Length = 5 cm
Width = 18 cm
Height = 26 cm
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Calculate the surface area of the prism.

Formula:

Calculate the volume of the prism

Formula:

Calculate the volume of the prism as if it were a pyramid.

Formula:

P.S. I have tried to do it but can't.

2 answers

pls help
http://math2.org/math/geometry/areasvols.htm