একটি ঘরে ৩টি জানালা আছে। ১টি জানালার দৈর্ঘ্য ৩ মিটার এবং প্রস্থ ১.৫ মিটার হলে, ৩টি জানালার ক্ষেত্রফল কত?

গণিত আয়তক্ষেত্রের ক্ষেত্রফল GTCL Technician PMG Northern Region – Postal Operator - 2023 GTCL Technician - 2023

গণিত আয়তক্ষেত্রের ক্ষেত্রফল Uttara Bank Assistant Officer Uttara Bank Assistant Officer - 2026 SJIBL Senior Officer - 2016

গণিত আয়তক্ষেত্রের ক্ষেত্রফল BPSC Personal Officer

গণিত আয়তক্ষেত্রের ক্ষেত্রফল DYD Office Assistant

গণিত আয়তক্ষেত্রের ক্ষেত্রফল DMTCL Section Engineer BR Trade Apprentice - 2026 DLRS Record Keeper - 2026 DMTCL Section Engineer - 2026 PDBF – Field Officer - 2025 CS Feni – Health Assistant - 2025 ECS – Driver / Cleaner - 2025 18th NTRCA - 2024 BPSC Junior Instructor - 2023 BFD – Forest Guard - 2023 LGED – Electrician - 2023 PMG Khulna – Mail Operator - 2023 LGED – Office Sohayok - 2023 MOR Guard Grade-2 - 2022 Uttara Officer - 2022 BR Pointsman - 2022 CGA Office Sohayak - 2022 BARD – AD - 2022 JBC – Upper Division Assistant - 2021 DTE – Head Assistant / Accountant / Computer Operator - 2021 MOR – Computer Operator - 2021 DSHE – Office Sohayak - 2021 CAAB – Security Operator - 2021 TMED – Various Posts - 2021 CAAB – UDA and Draftsman - 2021 DG Food – SI of Food - 2021 BCIC – Assistant Engineer (Commercial) - 2021 CCI&E – Office Assistant - 2020 PKB Officer - 2019 MOFA – Personal Officer - 2019 Sonali Officer - 2018 BD Post Estimator - 2018 DAE Cashier - 2018 IFIC Asst. Officer - 2018 14th NTRCA - 2017 NSI Field Officer - 2017 MoFA Assistant Cipher Officer - 2017 RAKUB Officer - 2017 13th NTRCA College - 2016 BD POST, Eastern Circle Postal Operator - 2016 UCB PO - 2016 Pre-Primary Teacher - 2015 BRDB URDO - 2015 Agrani Officer - 2015 Pre-Primary Teacher - 2014 IFIC PO - 2011 5th BJS Preli - 2010 Agrani Officer - 2010 DGFP FWV (Trainee) - 2010 6th NTRCA - 2010 BKB Data Entry Operator - 2010 MoLE Assistant Chief Inspector - 2009 DOL Assistant Director of Labour - 2006 MoCAT Administrative Officer - 2005 Southeast Officer - 2005 25th BCS Preli - 2004 BTCL Assistant Director/Accounts Officer - 2004 Mercantile Officer - 2004 SIBL Officer - 2004 Exim Bank Officer - 2004 DBBL Officer - 2004 24th BCS Preli - 2003 BB AD - 2001

গণিত আয়তক্ষেত্রের ক্ষেত্রফল BREB Assistant Store Keeper BREB Assistant Store Keeper - 2026 Agrani Officer (Cash) - 2017 Pubali Junior Officer - 2005 Jamuna Officer - 2004 DOR Sub-Registrar - 2001