document.write( "Question 738764: in a three dimensional space, two planes are parallel and a third plane intersects both of the parallel planes. The intersection of the planes is a?\r
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\n" ); document.write( "\n" ); document.write( "a. plane
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\n" ); document.write( "c. pair of parallel lines
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Algebra.Com's Answer #450907 by richwmiller(17219)\"\" \"About 
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think of three sheets of paper.
\n" ); document.write( "The intersection will be c) pair of parallel lines
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