Question

the diagonal of a square is 16 cm what is the length of its side.​

Answer 1

Answer:

Step-by-step explanation:

S²+S²= Diagonal²

So, 2²=4

4²=16

So length of side=2cm

Answer 2

Answer:

Step-by-step explanation:

wkt

all sides of a square is equal

cut the square through its diagonal

we will get a right angled triangle

apply Pythagoras theorem

diagonal²=side²+side²

but both sides are equal

16²=2x²

256=2x²

x²=128

x=√128