document.write( "Question 1060466: ∆BAC is right angled at A. The bisectors of angle B and C meet at O . Find angle BOC. \n" ); document.write( "
Algebra.Com's Answer #675409 by ikleyn(52877)\"\" \"About 
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\n" ); document.write( "= 360° -90° - \"90%5Eo%2F2\" = 225°.\r
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\n" ); document.write( "\n" ); document.write( "360° is the sum of interior angles of the quadrilateral ABOC.\r
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\n" ); document.write( "\n" ); document.write( "90° is the right angle A.\r
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\n" ); document.write( "\n" ); document.write( "\"90%5Eo%2F2\" is the sum of the measures of angles ABO and ACO.\r
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