a tile is size by 9 by 9 the number of tiles needes to cover a 12ft wide and 18ft long floor will be
Answers
Answered by
3
1 tile = 9 cm
Area of 1 tile = 9 × 9 = 81 cm²
Area of area that it has to cover = 12 ft × 18 ft
1 ft = 12 cm
Area of area to cover in cm = 12 × 12 × 18 × 12
= 31104 cm²
No. of tiles = 31104 / 81 = 384
So 384 tiles are needed to cover the floor
Similar questions