Question

| 3. The side of a square whose perimeter is 9
m, is :
11
1
1​

Answer 1

Answer:

A square has four equal sides.

So  perimeter of a square p=4a

Where a is he length of any one side of the square.

Given p=30cm

⇒4a=30

⇒a=  

4

30

​  

=7.5cm

Area of a square A=a  

2

 

⇒A=(7.5)  

2

=56.25

Therefore,

We get =56.25cm  ^2

Answer 2

9=side*4
x=9/4
x=9/4=2.25


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