alleryএকটি কিউব 20 cm বাই 15 cm ট্যাঙ্কে নিমজ্জিত জল 5.76 cm; তার প্রান্ত? কোন ছিট না।
A8 cm
B14 cm
C12 cm
D10 cm
Answer & Solution
Correct answer: C. 12 cm
ঘনকটি স্থানচ্যুত করে 20 × 15 × 5.76 = 1728 সেমি ³, তাই এর প্রান্তটি হল ∛1728 = 12 সেমি।
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