Question

12. Find the area of a square whose perimeter is 120 m.​

Answer 1

Answer:

perimeterofsquare=4a

4×a=120

a=

4

120

=30

4×30=120

\begin{lgathered}here \: a \: is \: 30 \: so \\ area \: of \: sq \: = {a}^{2} \\ {30}^{2} = 900 \:\end{lgathered}

hereais30so

areaofsq=a

2

30

2

=900

Hope it helpss !!!!!

Step-by-step explanation:

PLZ MARK AS BRAINLIST

Answer 2

Answer:900m²

Step-by-step explanation:

Perimeter is sq.=4×side

120=4×side

Side =30m

Now, area of sq.=(side)²

=(30)²

=900m²