$∆ A B C$ এর $∠ B = 40 °$ , $∠ C = 60 °$ এবং $∠ B ও ∠ C$ এর সমদ্বিখন্ডদ্বয় O বিন্দুতে মিলিত হলে, $∆ B O C$ এর মান কত?

dsuc.created: 6 years ago | dsuc.updated: 1 year ago

dsuc.updated: 1 year ago

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Rajshahi Krishi Unnayan Bank Rajshahi Krishi Unnayan Bank - Cashier (Evening) - 17.10.2015 গণিত জ্যামিতি প্রাথমিক ধারণা (Basic Concept)

dsuc.explanation

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common.best_ans:

contemporary. Things that are contemporary are either happening at the same time or happening now. Contemporary art is recent art. In history class, if you hear that one famous person was a contemporary of another, that means they lived at the same time. Contemporaries are people and things from the same time period.

6 years ago

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