document.write( "Question 854299: What is the surface area of a square pyramid with the length & width of 12 cm, a slant height of 11.2 cm and a 10 cm height?\r
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Algebra.Com's Answer #514622 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "surface area = base area + 4(area of triangular faces)
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document.write( "             = 
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