Question

Find the perimeter of a square if it’s diagonal is 10√2 cm.
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Answer 1

Step-by-step explanation:

Let the side be X then phythagoroes theorm

x²+x²=10√2*10 √2

2x²=100 *2

x²=100

X=√100

X= 10

perimeter=4*Side

=4*10=40

Hence this is the answer.oermiter =40

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