Question

Diagonal of a square is 4 cm. Find the area of the square.​

Answer 1

Answer:

16cm²

Step-by-step explanation:

area of a square = s²

4²= 16

Area of the square = 16cm²

Answer 2

Answer:

8 cm ^2

Step-by-step explanation:

Diagonal of square = a root 2

a root 2 = 4

4 can be written as 2 root 2*root 2

So,

2 root 2*root 2 = a root 2

Cancel root 2

a = 2 root 2

Area of square = a^2

= (2 root 2)^2

= 8 cm ^2

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