alleryএটা আয়তাকাৰ হলঘৰৰ দৈৰ্ঘ্য 12 m আৰু প্ৰস্থ 9 m। ইয়াৰ মজিয়াৰ কালি কিমান?
A42 m²
B21 m²
C96 m²
D108 m²
Answer & Solution
Correct answer: D. 108 m²
আয়তক্ষেত্ৰৰ কালি হ'ল দৈৰ্ঘ্য আৰু প্ৰস্থৰ গুণফল, গতিকে 12 x 9 = 108 square metres।
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