Question

find perimeter of square if it's diagonal is 10√2​

Answer 1

$Diagonal \: of \: square = 10\sqrt{2}$

$Side of square  = \frac{10 \sqrt{2} }{ \sqrt{2} }$

$Area \: of \: square =10×10=100 sq. units \\ Perimeter \: of \: square =4×10=40 units.$

Answer 2

Diagonal of square =10

2

Side of square =

2

10

2

=10

Area of square =10×10=100 sq. units

Perimeter of square =4×10=40 units