allery12 cm ধারবিশিষ্ট একটি ঘনককে 3 cm ধারের ছোট ছোট ঘনকে কাটা হল। এর ফলে কতগুলি ছোট ঘনক পাওয়া যাবে?
A16
B64
C48
D36
Answer & Solution
Correct answer: B. 64
প্রতিটি ধার বরাবর চারটি ঘনক বসে, তাই 4 x 4 x 4 = 64 টি ছোট ঘনক পাওয়া যায়।
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