The length of a side of a square is (2x+3) in. What is the area?

1 Answer
Harshit Tiwari
Mar 22, 2018

(4x^2+9+12x)

Explanation:

According to the question, the length of the side of a square is(2x+3) in.

:. Side =(2x+3)

We know that:-
Area_"square" = side^2

:. Area = (2x+3)^2

:. Area = ((2x)^2+3^2+ 2×2x×3)

:. Area = (4x^2+9+12x)

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