The area of a square is 9 cm². Find its perimeter.
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Verified answer
Answer:12cm
Step-by-step explanation:
Area of square is x^2
x^2=9
x=3
Perimeter of square is 4x
4×3=12cm
Answer:
12cm
Step-by-step explanation:
area of a square=9cm^
side^=9cm^
side=√9cm
side=3cm
perimeter of square=4*side
4*3
12cm
therefore, perimeter of square=12cm