alleryএকটি বর্গাকার মাঠের একটি বাহুর দৈর্ঘ্য 15 m। এর ক্ষেত্রফল কত?
A30 m²
B60 m²
C150 m²
D225 m²
Answer & Solution
Correct answer: D. 225 m²
s বাহুবিশিষ্ট একটি বর্গক্ষেত্রের ক্ষেত্রফল s squared, এবং 15 x 15 = 225 square metres।
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