Question

Find the length of a side of a square if its area is:
0.49 square units

Answer 1

Side = 0.7 units

Explanation:

Area of a square = 0.49 sq. units

Side² = 0.49

side² =
`(49)/(100)\\\\`

`side = \sqrt{(49)/(100)}=\sqrt{(7*7)/(10*10)}\\\\sides=(7)/(10)=0.7`