document.write( "Question 244310: Given: line segment RT is perpendicular to plane P; line segment RK is congruent to line segment RZ
\n" ); document.write( "Prove: triangle KTZ is isosceles Please help me!!
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Algebra.Com's Answer #178757 by geometryguy(2)\"\" \"About 
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After Given;
\n" ); document.write( "Seg RT is cong to seg RT (Identity)
\n" ); document.write( "Angles RTK and RTZ are right angles (Perpendicular lines meet to form right angles)
\n" ); document.write( "Triangle RTK is congruent to triangle RTZ (Hyp Leg)
\n" ); document.write( "Segment KT is cong to seg ZT (CPCTC)
\n" ); document.write( "Triangle KTZ is isosceles (Def Isosc)
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