alleryএকটি মেঝের পরিমাপ 640 cm বাই 480 cm। সঠিকভাবে খাপ খায় এমন বৃহত্তম বর্গাকার টালির বাহুর দৈর্ঘ্য কত?
A80 cm
B120 cm
C240 cm
D160 cm
Answer & Solution
Correct answer: D. 160 cm
টালির বাহুকে অবশ্যই উভয় দৈর্ঘ্যকে ভাগ করতে হবে, সুতরাং এটি হল HCF(640, 480) = 160 cm।
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