In the figure below, the area of square PQRS is 64. What is the area of triangle QRT?

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PSC DYD Office Assistant BCS 20th BCS Preli - 1998 21st BCS Preli - 1999 BJS 5th BJS Preli - 2010 DPE Primary Head Teacher - 2012 Primary Head Teacher - 2008 NTRCA 13th NTRCA College - 2016 Primary Teacher Pre-Primary Teacher - 2013 Pre-Primary Teacher - 2014 ATEO ATEO - 2017 DG Food FI/SI Food - 2011 CAG Auditor - 2011 Agrani Bank Agrani Senior Officer - 2015 12th NTRCA - 2015 DIP Assistant Director - 2003 DSS House Parent cum Teacher - 2018 IFIC IFIC Asst. Officer - 2018 DCAO – Assistant Director - 2019 16th NTRCA College - 2019 BPO – Postal Operator - 2019 CGDF – Auditor - 2019 CAAB – Various Posts - 2021 DSHE – Computer Typist - 2023 18th NTRCA - 2024 Bangladesh Railway – ALM (Grade-2) - 2024 DYD Office Assistant - 2026 Bangladesh Navy — Upper Division Assistant - 2026 গণিত বর্গক্ষেত্রের ক্ষেত্রফল

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