What is the perimeter (পরিসীমা) Of a square, if its area is 400sq-m.

A 40 m
B 80 m
C 20 m
D 20 sq-m

Correct Answer: 80 m

area = 400 sq-mlength = 400 = 20 mperimeter = 4*length                    = 4*20 = 80 (Ans)
Bissoy MCQ
#পিএসসি ও অন্যান্য নিয়োগ পরীক্ষা #গণিত #পরিমিতি (Mensuration) #পল্লী বিদ্যুতায়ন বোর্ড। এসিস্ট্যান্ট এনফোর্সমেন্ট কোঅডিনেটর। 31-12-2021

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