Question

the side of a square is 18cm.find its diagonal​

Answer 1

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Answer:

side = 18cm

diagonal = side√2

= 18√2

= 25.452

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Answer 2

Answer:

Step-by-step explanation:

By Pythagoras theoram

√side+side

√(18)²+(18)²

√648

25.4558441

so the length of diagonal is 25.45cm( approx...since only first 2 places of decimals are considered

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