Question

give an example how to find diagonal of a square

Answer 1

diagonal of square =root over 2a^2.
because square have 4 equal side.

Answer 2

hey mate here's ur ans ...

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Let the sides of a square be 6cm

Then ,draw a diagonal with the square ABCD
By applying Pythagoras theorem,

⇒AC^2=AB^2+BC^2
⇒AC^2=6^2+6^2
⇒AC^2=36+36
⇒AC=√72

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hope it helps u☺☺✌