document.write( "Question 252321: What is A?\r
\n" ); document.write( "\n" ); document.write( "STATEMENT
\n" ); document.write( "1. M is the midpoint of segment RS; Angle URM is congruent to Angle TSM.
\n" ); document.write( "REASON
\n" ); document.write( "1. Given
\n" ); document.write( "STATEMENT
\n" ); document.write( "2. MR = MS
\n" ); document.write( "REASON
\n" ); document.write( "2. Definition of a midpoint.
\n" ); document.write( "STATEMENT
\n" ); document.write( "3. Angle RMU is congruent to Angle SMT
\n" ); document.write( "REASON
\n" ); document.write( "3. (A)
\n" ); document.write( "STATEMENT
\n" ); document.write( "4. Triangle RMU is congruent to Triangle SMT
\n" ); document.write( "REASON
\n" ); document.write( "4. ASA(Angle-Side-Angle)
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Algebra.Com's Answer #184274 by drk(1908)\"\" \"About 
You can put this solution on YOUR website!
You are asking for the REASON for step 3.\r
\n" ); document.write( "\n" ); document.write( "It is definition of vertical angles.
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