document.write( "Question 1046706: Prove that the bisector of two adjacent supplementary angles include a right angle \n" ); document.write( "

Algebra.Com's Answer #662628 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "< $\"AOC\"$ and < $\"BOC\"$ are supplementary ...................given
\n" ); document.write( "rays $\"OE\"$ and $\"OD\"$ bisect < $\"BOC+\"$ and < $\"AOC\"$ respectively\r
\n" ); document.write( "\n" ); document.write( "to prove: < $\"+DOE=90\"$ °\r
\n" ); document.write( "\n" ); document.write( "proof:
\n" ); document.write( ".............statement........................-----------------..................reason\r
\n" ); document.write( "\n" ); document.write( "< $\"AOC+%2B+BOC+=++180\"$ °..............................................given\r
\n" ); document.write( "\n" ); document.write( "rays $\"OE\"$ and $\"OD\"$ bisect < $\"BOC+\"$ and < $\"AOC\"$ respectively....................given\r
\n" ); document.write( "\n" ); document.write( " $\"%281%2F2%29+AOC+%2B+%281%2F2%29BOC+=+%281%2F2%29180\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"%281%2F2%29AOC+%2B+%281%2F2%29BOC+=+90\"$ °\r
\n" ); document.write( "\n" ); document.write( "=> < $\"DOC+=++%281%2F2%29AOC\"$ and < $\"COE+=+%281%2F2%29BOC\"$ \r
\n" ); document.write( "\n" ); document.write( "=> < $\"DOC+%2BCOE+=+90\"$ °...................... $\"OE\"$ and $\"OD\"$ bisect < $\"BOC+\"$ and < $\"AOC\"$
\n" ); document.write( "
\n" ); document.write( "=> < $\"DOE+=+90\"$ °\r
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