document.write( "Question 1124435: Can you help me with this “write a two-column proof” problem:
\n" ); document.write( "Given : segment JK is parallel to segment PL, angle 1 is congruent to angle 2
\n" ); document.write( "Prove : angle 3 is congruent to angle 4 \n" ); document.write( "
Algebra.Com's Answer #740737 by ikleyn(52794)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "From your post,  it is unclear what the angles 1, 2, 3 and 4  are; unclear how they are inter-related and how they relate to the segments.\r
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\n" ); document.write( "\n" ); document.write( "So,  at given conditions I can not help you.\r
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\n" ); document.write( "\n" ); document.write( "But I can do better:  I will give you the reference to the lesson,  where you will find a lot of interesting facts and proofs
\n" ); document.write( "related to angles at parallel lines and transverse lines :\r
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\n" ); document.write( "\n" ); document.write( "    - Angles basics \r
\n" ); document.write( "\n" ); document.write( "    - Vertical angles \r
\n" ); document.write( "\n" ); document.write( "    - Parallel lines (*)\r
\n" ); document.write( "\n" ); document.write( "    - HOW TO solve problems on supplementary, complementary or vertical angles - Examples\r
\n" ); document.write( "\n" ); document.write( "    - HOW TO solve problems on parallel lines - Examples (**)\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "These lessons are  (*)  and  (**)  of the list.\r
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\n" ); document.write( "\n" ); document.write( "And one more hint:  start writing the proof without using  \"the two column format\".\r
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