Question

Find the side and perimeter of the square whose diagonal is 10cm ?​

Answer 1

Answer:

diagonal =√2x

10=√2x

√2×√2×5=√2x

so side is 5√2

perimeter is 4x

=20√2

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Answer 2

Answer:

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Step-by-step explanation:

diagonal of a square = root (2) × side

10 = root 2 × side

10 / root 2 = side

5 root 2 = side

perimeter of square = 4 × side

i.e = 4× 5 root 2