4πr2
πr2
2πr2
3πr2
Source: Rupali bank recruitment test 2018 ; officer ( cash) - 09.03.2018
Answer: 2πr2
Explanation:
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প্রতিশব্দ বা সমার্থক শব্দ
জ্যামিতি (Geometry)
Synonyms and Antonyms
বাংলাদেশের কৃষি, শিল্প, বাণিজ্য ও সম্পদ
নল ও চৌবাচ্চা (Pipes and Cistern)
বিবিধ সমস্যা (Miscellaneous Problem)
উৎপাদকে বিশ্লেষণ (Factorization)
পরিভাষা
Voice Change
পুরস্কার ও সম্মাননা
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