document.write( "Question 1074800: Let ABCDEFGH be a rectangular prism, as shown, where AB = 2, AD = 3, and AE = 5. Find the volume of pyramid ACFH.\r
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Algebra.Com's Answer #689539 by KMST(5345) You can put this solution on YOUR website! The drawing looks (sort of) like this: \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The prism has the diagonals of all its 6 faces marked. \n" ); document.write( "Those diagonals split each rectangular face of the prism into two congruent right triangles, \n" ); document.write( "with each of those triangles being half of a rectangular face of the prism.\r \n" ); document.write( "\n" ); document.write( "Slicing along those diagonals, \n" ); document.write( "they cut off 4 pyramids out of 4 corners of the prism, \n" ); document.write( "to leave pyramid ACFH. \n" ); document.write( "The volume of each of the pyramids cut off is \n" ); document.write( "After removing \n" ); document.write( "they are left with \n" ); document.write( "Since the volume of the prism (in cubic units) is \n" ); document.write( "the volume left (the volume of ACFH) is \n" ); document.write( " |