alleryএকটি বৃত্তের পরিধি 44 cm। pi = 22/7 ব্যবহার করে, এর ব্যাসার্ধ নির্ণয় করুন।
A7 cm
B14 cm
C22 cm
D3.5 cm
Answer & Solution
Correct answer: A. 7 cm
পরিধি 2 pi r = 44 থেকে পাওয়া যায় r = 44 x 7 / 44 = 7 cm।
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