Question

the floor of a building consists of 3000 tiles which are rhombus shaped and each of its diagonals are 45 cm and 30 cm in length . find the total cost of polishing the floor , if floor , if the cost per m 3 is Rs.4.​

Answer 1

Answer:

find the area

Explanation

Answer 2

Answer:

RS 810

Step-by-step explanation:

ABCD be a tile, such that BD = 45cm & AC = 30cm

Area of each tile =    

AC×BD/2

=  

45×30/2  

=675cm  

Area of 3000 tiles = 300×675=2025000cm  

=202.5m

202.5*4=

RS 810