Question

the diagonal of square is 10 find the length of its side and perimeter​

Answer 1

Answer:

Side= 5√2 perimeter= 20√2

Let side be X

Diagonal^2= 2*side square (pythagorus theoram)

100= 2*X^2

50= X^2

X= 5√2

perimeter= 4×side

perimeter = 20√2

Answer 2

Answer:

the side of the square is 5 cm.

Step-by-step explanation:

I hope it is helpful