PDF chapter test TRY NOW

Through A, B and C lines RQ, PR and QP have been drawn, respectively parallel to sides BC, CA and AB of a ΔABC as shown in figure. Show that  BC =\frac{1}{2}QR
 
YCIND_240307_6088_quadrilateral_28.png
 
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This is a self assessment task. Solve this question and assess the solution steps after the completion of test on your own.