Question

What is the length of a diagonal of saware nf side 10 cm?​

Answer 1

Answer:

when we draw diagonal right angle triangle will form,so we have to apply Pythagoras theoram in that triangle. Diagonal of square is 10√2cm

Answer 2

Correct option is

C

50 cm

2

Diagonal of square =10cm

Also, diagonal of square =

2

×side

or,

2

×side=10⇒side=

2

10

=

2

10

2

=5

2

cm

∴ Area of square =(side)

2

=(5

2

)

2

=50cm

2