Find the perimeter and area of a square of side 9 cm.	Choose the correct choice from the following choices:	A) 36	B) 49	C) 64	D) 81	E) 100
We know that the perimeter of square = 4 Ã— side   Side= 9 cm   Therefore, perimeter = 4 Ã— 9 cm = 36 cm   Now, area of the square = (side Ã— side) sq. units   = 9 Ã— 9 cmÂ²   = 81 cmÂ²   ANSWER : 81
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Find the perimeter and area of a square of side 9 cm.