alleryত্ৰিকোণীয় বেনাৰ এটাৰ পৃষ্ঠভাগ 72 `cm²` আৰু ভিত্তি 16 চে.মি.; তাৰ উচ্চতা?
A4.5 cm
B8 cm
C9 cm
D12 cm
Answer & Solution
Correct answer: C. 9 cm
উচ্চতা (2 × 72) ÷ 16 = 9 চে.মি.
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