Question

right explanitatio. step by step​

Answer 1

Answer:

1) 285

2) DO IT YOURSELF

3) Dimension of tile = 10*10 sq cm

Area of tile = 100 sq cm

converting the area in m = 100/(100*100)

= 0.01 sq m

dimension of wall = 4m * 2.5m

area of wall = 10 sq m

no. of tiles = (area of wall) / (area of tile)

= 10/0.01

= 1000

no. of tiles required = 1000

4)35cm