Answer
12.25 $cm^{2}$
Work Step by Step
Given sides of length 3.5 cm each
As we know the area of the square of side s is A = $s^{2}$
put s = 3.5cm
A = $(3.5)^{2}$
= 12.25 $cm^{2}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.