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Q.

If the side of a square is 2a, then the area of the square is,


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a

a2 sq. units

b

4a3 sq. units

c

4a2 sq. units

d

8a2 sq. units 

answer is C.

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Detailed Solution

Given, side of the square = 2a.
We know that, Area of a square = (Side) 2 .
Therefore, the area of square is,
= (2a) 2 =4 a 2  sq. units
The correct option is (3).
 
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If the side of a square is 2a, then the area of the square is,