SOLUTION: A SQUARE FIELD HAS AN AREA OF 900 SQUARE METRES. WHAT IS ITS PM

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Question 717460: A SQUARE FIELD HAS AN AREA OF 900 SQUARE METRES. WHAT IS ITS PM
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let a side = +s+
+A+=+s%5E2+ m2
+s%5E2+=+900+
+s+=+sqrt%28+900+%29+
+s+=+30+ m
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The formula for perimeter of a square is
+P+=+4s+
+P+=+4%2A30+
+P+=+120+ m