Question

9.
The length of the diagonal of a square is 5v2 cm, then the area of the square in cm is
A) 25
B) 10/3
C) 20
D) 50
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Answer 1

Answer:

25

Explanation:

We know that the diagonal of a square is

$\sqrt{2} a$

So root 2 a= 5 root 2

Therefore a= 5

Area = 5*5

= 25

Answer 2

option a)-25

if wrong plz comment and mark as brainliest