Question

Find the side of a sqaure whose diagonal is 800 cm​

Answer 1

Answer:

Pythagoras theorem gives the relation between the sides of a right angled triangle. Perimeter of the square can also be found directly from the diagonal by the use of formula: P=2√2d .

Answer 2

Answer:

20 cm

Step-by-step explanation:

Let side = a

By Pythagoras thoream,

2a² = 800 cm

a² = 400 cm

a = 20 cm