Question

the floor of a square room is 450 cm long find the area of the room in square metre​

Answer 1

Area of a square is side×side

So 450 ×450=202500cmsquare

Answer 2

Answer:

450 cm long

so one side 450 cm

area of the square = side × side

450 × 450 =202500 cm^2.

in meter

202500 / 100 = 2025 m^2 (sq m )