Question

If side of a square is 10cm, what is the length of its diagonal? ​

Answer 1

Answer:

$\sqrt{200} is \: ur \: answer \: \\ pls \: \: mark \: it \: as \: brainliest$

Answer 2

Side =10cm

The diagonal cuts the triangle into two Right angled triangles...Thus by Pythagoras Theorem,

Diag.^2 =10^2+10^2

=>D=√200

10√2 cm Ans