alleryত্ৰিকোণীয় প্লটৰ কাষ 13 m, 14 m আৰু 15 m; টাৰ্ফিং খৰচ ₹15/m²?
A₹2520
B₹1260
C₹630
D₹1680
Answer & Solution
Correct answer: B. ₹1260
ছেমিপেৰিমিটাৰ 21 m ৰ সৈতে, এলেকাটো √(21 × 8 × 7 × 6) = 84 m², গতিকে টাৰ্ফিঙৰ খৰচ ₹1260।
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